China National Standards

China TO Industry Standards English PDF List


  •  China "TO" Industry Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    YY/T 1899-2023 Preparation and evaluation methods of hisTOpathological samples after implantation of absorbable medical devices {译}
    可吸收医疗器械植入后组织病理学样本制备与评价方法
    China Pharmaceutics Industry Standards
    TO

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    YY/T 1897-2023 Biological evaluation of nanomedical devices GenoTOxicity test In vitro mammalian cell micronucleus test {译}
    纳米医疗器械生物学评价 遗传毒性试验 体外哺乳动物细胞微核试验
    China Pharmaceutics Industry Standards
    TO

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    YY/T 1873-2023 Anesthesia and respiraTOry equipment Nitrous gas inhalation sedation and analgesia device {译}
    麻醉和呼吸设备 笑气吸入镇静镇痛装置
    China Pharmaceutics Industry Standards
    TO

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    YY/T 1766.3-2023 Image quality evaluation methods for X-ray computed TOmography equipment Part 3: Performance evaluation for dual-energy imaging and energy spectroscopy applications {译}
    X射线计算机体层摄影设备图像质量评价方法 第3部分:双能量成像与能谱应用性能评价
    China Pharmaceutics Industry Standards
    TO

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    YY/T 1754.3-2023 Preclinical Animal Studies of Medical Devices Part 3: Animal Model of Incisional Abdominal Hernia for Evaluation of Mesh HisTOlogical Response and Biomechanical Properties {译}
    医疗器械临床前动物研究 第3部分:用于评价补片组织学反应与生物力学性能的动物腹壁切口疝模型
    China Pharmaceutics Industry Standards
    TO

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    YY/T 0338-2023 TracheosTOmy Tubes and Adapters {译}
    气管切开插管和接头
    China Pharmaceutics Industry Standards
    TO

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    YY 1881-2023 Medical positive pressure air-supply respiraTOr {译}
    医用正压送风式呼吸器
    China Pharmaceutics Industry Standards
    TO

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    YY 0989.3-2023 Surgical implants Active implantable medical devices Part 3: Implantable neurostimulaTOrs {译}
    手术植入物 有源植入式医疗器械 第3部分:植入式神经刺激器
    China Pharmaceutics Industry Standards
    TO

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    JY/T 0616-2023 Regulations on Fire Safety Management of LaboraTOries in Colleges and Universities {译}
    高等学校实验室消防安全管理规范
    China Education Industry Standards
    TO

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    HG/T 6152-2023 Analytical method for chemical composition of catalyst for dehydrogenation of methyl isobutyl methanol TO methyl isobutyl ketone {译}
    甲基异丁基甲醇脱氢制甲基异丁基甲酮催化剂化学成分分析方法
    China Chemistry Industry Standards
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    HG/T 4645-2023 2,4-DichloroaceTOphenone for industrial use {译}
    工业用2,4-二氯苯乙酮
    China Chemistry Industry Standards
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    HG/T 6153-2023 Determination of ethyldichlorosilane in methylchlorosilane by gas chromaTOgraphy-mass spectrometry {译}
    甲基氯硅烷中乙基二氯硅烷的测定 气相色谱质谱联用法
    China Chemistry Industry Standards
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    MT/T 1205-2023 Coal mine in-use product safety testing and inspection specification - main ventilaTOr system {译}
    煤矿在用产品安全检测检验规范 主要通风机系统
    China Coal Industry Standards
    TO

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    MT/T 1201.1-2023 Coal Mine Sensing Data Network Access Specification Part 1: Security MoniTOring {译}
    煤矿感知数据联网接入规范 第1部分:安全监控
    China Coal Industry Standards
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    MT/T 1198-2023 Specifications for use and management of underground personnel position moniTOring system in coal mines {译}
    煤矿井下人员位置监测系统使用与管理规范
    China Coal Industry Standards
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    SN/T 5583-2023 Determination of 10 pyrene compounds such as pyrene in recycled rubber and its products by gas chromaTOgraphy-mass spectrometry {译}
    再生橡胶及其制品中芘等10种芘类化合物的测定 气相色谱-质谱法
    China Import&Export Inspection Industry Standards
    TO

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    SN/T 5582-2023 Determination of polyamide 66 content in recycled polyamide blends by pyrolysis/gas chromaTOgraphy-mass spectrometry {译}
    再生聚酰胺共混物中聚酰胺66含量的测定 裂解/气相色谱-质谱法
    China Import&Export Inspection Industry Standards
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    SN/T 5578-2023 Determination of methylcyclosiloxanes in leather by headspace-gas chromaTOgraphy-mass spectrometry {译}
    皮革中甲基环硅氧烷的测定 顶空-气相色谱-质谱法
    China Import&Export Inspection Industry Standards
    TO

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    SN/T 5576-2023 Determination of fluorine and chlorine in coal-on-line combustion-ion chromaTOgraphy {译}
    煤中氟和氯的测定 在线燃烧-离子色谱法
    China Import&Export Inspection Industry Standards
    TO

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    SN/T 5564-2023 Determination of phenols and fatty acid methyl esters in marine residual fuel oil by gas chromaTOgraphy-mass spectrometry/mass spectrometry {译}
    船用残渣燃料油中酚类和脂肪酸甲酯类化合物的测定 气相色谱-质谱/质谱法
    China Import&Export Inspection Industry Standards
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    SN/T 5560-2023 Cosmetic phoTOtoxicity test - Determination of photoreactivity - Active oxygen test {译}
    化妆品光毒性试验 光反应性的测定 活性氧试验
    China Import&Export Inspection Industry Standards
    TO

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    SN/T 5522.3-2023 Method for identification of plant-derived components of edible starch - Real-time fluorescent PCR method - Part 3: PotaTO starch {译}
    食用淀粉植物源成分鉴别方法 实时荧光PCR法 第3部分:马铃薯淀粉
    China Import&Export Inspection Industry Standards
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    SN/T 5522.1-2023 Method for identification of plant-derived components of edible starch - Real-time fluorescent PCR method - Part 1: Sweet potaTO starch {译}
    食用淀粉植物源成分鉴别方法 实时荧光PCR法 第1部分:红薯淀粉
    China Import&Export Inspection Industry Standards
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    SN/T 5516.9-2023 Fluorescence Recombinase-mediated Strand Replacement Nucleic Acid Amplification (RAA) Detection Method for Pathogenic Bacteria in Food for Export Part 9: Listeria monocyTOgenes {译}
    出口食品中致病菌荧光重组酶介导链替换核酸扩增(RAA)检测方法 第9部分:单核细胞增生李斯特氏菌
    China Import&Export Inspection Industry Standards
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    SN/T 5516.7-2023 Fluorescence Recombinase-mediated Strand Replacement Nucleic Acid Amplification (RAA) Detection Method for Pathogenic Bacteria in Exported Food Part 7: Shiga TOxin-producing Escherichia coli {译}
    出口食品中致病菌荧光重组酶介导链替换核酸扩增(RAA)检测方法 第7部分:产志贺毒素大肠埃希氏菌
    China Import&Export Inspection Industry Standards
    TO

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    SN/T 5511-2023 Determination of papaverine, narcotine, thebaine, morphine and codeine in seasonings, seasoned flour products and meat products for export by liquid chromaTOgraphy-mass spectrometry/mass spectrometry {译}
    出口调味料、调味面制品及肉制品中罂粟碱、那可丁、蒂巴因、吗啡和可待因的测定 液相色谱-质谱/质谱法
    China Import&Export Inspection Industry Standards
    TO

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    SN/T 5510-2023 Determination of phenol content in rubber and rubber products - Gas chromaTOgraphy mass spectrometry {译}
    橡胶及橡胶制品中苯酚含量的测定 气相色谱质谱法
    China Import&Export Inspection Industry Standards
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    SN/T 5503-2023 Determination of vinyl acetate in cosmetics for import and export by headspace gas chromaTOgraphy-mass spectrometry {译}
    进出口化妆品中乙酸乙烯酯的测定 顶空气相色谱-质谱法
    China Import&Export Inspection Industry Standards
    TO

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    SN/T 5500.2-2023 Technical requirements for inspection of imported construction machinery Part 2: Emissions from hydraulic excavaTOrs {译}
    进口工程机械检验技术要求 第2部分:液压挖掘机的排放
    China Import&Export Inspection Industry Standards
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    SN/T 5494-2023 Determination of methyl ethyl keTOne peroxide content in methyl ethyl ketone peroxide preparations - Titration method {译}
    过氧化甲基乙基酮配制品中过氧化甲乙酮含量的测定 滴定法
    China Import&Export Inspection Industry Standards
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    SN/T 5493-2023 Determination of 29 Fentanyls in Solid and Liquid Samples by Liquid ChromaTOgraphy-Quadrupole/Time-of-Flight Mass Spectrometry {译}
    固体和液体样品中29种芬太尼的测定 液相色谱-四级杆/飞行时间质谱法
    China Import&Export Inspection Industry Standards
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    SN/T 5492-2023 Determination of polybrominated biphenyls and polybrominated diphenyl ethers in polymer materials of electronic and electrical products - pyrolysis-gas chromaTOgraphy-mass spectrometry qualitative screening method {译}
    电子电气产品聚合物材料中多溴联苯、多溴二苯醚的测定 裂解-气相色谱-质谱定性筛选法
    China Import&Export Inspection Industry Standards
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    SN/T 5490-2023 Guidelines for Method Validation of CusTOms Technical Specifications {译}
    海关技术规范方法验证工作指南
    China Import&Export Inspection Industry Standards
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    SN/T 5454-2023 Technical requirements for compiling standards for vecTOr biomorphological identification {译}
    病媒生物形态学鉴定标准编写技术要求
    China Import&Export Inspection Industry Standards
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    SN/T 3200-2023 CusTOms technical specification system table construction specification {译}
    海关技术规范体系表构建规范
    China Import&Export Inspection Industry Standards
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    SN/T 2249-2023 Determination of 34 plasticizers in plastic raw materials and their products by gas chromaTOgraphy-mass spectrometry {译}
    塑料原料及其制品中34种增塑剂的测定 气相色谱-质谱法
    China Import&Export Inspection Industry Standards
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    SN/T 1631.3-2023 Inspection regulations for imported machine TOol products Part 3: Grinding machines {译}
    进口机床产品检验规程 第3部分:磨床
    China Import&Export Inspection Industry Standards
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    WS/T 822—2023 Standards for Flea Density MoniTOring Methods {译}
    蚤类密度监测方法标准
    China Hygiene Industry Standards
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    SC/T 3059-2023 Operating procedures for refrigerated and frozen sTOrage onboard shrimp fishing boats {译}
    海捕虾船上冷藏、冻藏操作规程
    China Aquaculture Industry Standards
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    SC/T 3058-2023 Tuna cold sTOrage, frozen storage operating procedures {译}
    金枪鱼冷藏、冻藏操作规程
    China Aquaculture Industry Standards
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    NY/T 4380.1-2023 General techniques for agricultural remote sensing surveys Technical specifications for crop yield estimation and moniTOring Part 1: Potatoes {译}
    农业遥感调查通用技术 农作物估产监测技术规范 第1部分:马铃薯
    China Agriculture Industry Standards
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    NY/T 4379-2023 General techniques for agricultural remote sensing survey Technical specifications for crop lodging moniTOring {译}
    农业遥感调查通用技术 农作物倒伏监测技术规范
    China Agriculture Industry Standards
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    NY/T 4378-2023 General techniques for agricultural remote sensing survey Technical specifications for crop drought moniTOring {译}
    农业遥感调查通用技术 农作物干旱监测技术规范
    China Agriculture Industry Standards
    TO

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    NY/T 4377-2023 General techniques for agricultural remote sensing survey Technical specifications for crop hail disaster moniTOring {译}
    农业遥感调查通用技术 农作物雹灾监测技术规范
    China Agriculture Industry Standards
    TO

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    NY/T 4376-2023 Agricultural and Rural Remote Sensing MoniTOring Database Specification {译}
    农业农村遥感监测数据库规范
    China Agriculture Industry Standards
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    NY/T 4375-2023 Technical requirements for integrated auTOmatic soil moisture monitor {译}
    一体化土壤水分自动监测仪技术要求
    China Agriculture Industry Standards
    TO

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    NY/T 4373-2023 Field plant sample collection and measurement for remote sensing moniTOring of staple food crops {译}
    面向主粮作物农情遥感监测田间植株样品采集与测量
    China Agriculture Industry Standards
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    NY/T 4365-2023 casTOr harvester operating quality {译}
    蓖麻收获机 作业质量
    China Agriculture Industry Standards
    TO

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    NY/T 4364-2023 Determination of 139 drug residues in solid manure of livesTOck and poultry by liquid chromatography-high resolution mass spectrometry {译}
    畜禽固体粪污中139种药物残留的测定 液相色谱-高分辨质谱法
    China Agriculture Industry Standards
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    NY/T 4363-2023 Determination of copper, zinc, arsenic, chromium, cadmium, lead and mercury in solid manure of livesTOck and poultry by inductively coupled plasma mass spectrometry {译}
    畜禽固体粪污中铜、锌、砷、铬、镉、铅汞的测定 电感耦合等离子体质谱法
    China Agriculture Industry Standards
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    NY/T 4362-2023 Feed additives - Determination of keratinase activity - SpectrophoTOmetric method {译}
    饲料添加剂 角蛋白酶活力的测定 分光光度法
    China Agriculture Industry Standards
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    NY/T 4361-2023 Feed additives - Determination of α-galacTOsidase activity - Spectrophotometric method {译}
    饲料添加剂 α-半乳糖苷酶活力的测定 分光光度法
    China Agriculture Industry Standards
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    NY/T 4360-2023 Determination of strepTOmycin, dihydrostreptomycin and kanamycin in feed by liquid chromatography-tandem mass spectrometry {译}
    饲料中链霉素、双氢链霉素和卡那霉素的测定 液相色谱-串联质谱法
    China Agriculture Industry Standards
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    NY/T 4359-2023 Determination of 16 polycyclic aromatic hydrocarbons in feed by gas chromaTOgraphy-mass spectrometry {译}
    饲料中16种多环芳烃的测定 气相色谱-质谱法
    China Agriculture Industry Standards
    TO

    English PDF
    NY/T 4358-2023 Determination of resistant starch in foods of plant origin - SpectrophoTOmetric method {译}
    植物源性食品中抗性淀粉的测定 分光光度法
    China Agriculture Industry Standards
    TO

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    NY/T 4357-2023 Determination of chlorophyll in foods of plant origin - High performance liquid chromaTOgraphy {译}
    植物源性食品中叶绿素的测定 高效液相色谱法
    China Agriculture Industry Standards
    TO

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    NY/T 4356-2023 Determination of betaine in foods of plant origin - High performance liquid chromaTOgraphy {译}
    植物源性食品中甜菜碱的测定 高效液相色谱法
    China Agriculture Industry Standards
    TO

    English PDF
    NY/T 4355-2023 Determination of purines in agricultural products and their products - High performance liquid chromaTOgraphy {译}
    农产品及其制品中嘌呤的测定 高效液相色谱法
    China Agriculture Industry Standards
    TO

    English PDF
    NY/T 4354-2023 Determination of lecithin in poultry eggs - High performance liquid chromaTOgraphy {译}
    禽蛋中卵磷脂的测定 高效液相色谱法
    China Agriculture Industry Standards
    TO

    English PDF
    NY/T 4353-2023 Determination of methylselenocysteine, selenomethionine and selenocysteine in vegetables by liquid chromaTOgraphy-tandem mass spectrometry {译}
    蔬菜中甲基硒代半胱氨酸、硒代蛋氨酸和硒代半胱氨酸的测定 液相色谱-串联质谱法
    China Agriculture Industry Standards
    TO

    English PDF
    NY/T 4352-2023 Determination of anthocyanins in berry fruits-High performance liquid chromaTOgraphy {译}
    浆果类水果中花青苷的测定 高效液相色谱法
    China Agriculture Industry Standards
    TO

    English PDF
    NY/T 4351-2023 Determination of water-soluble organosulfur compounds in garlic and its products by liquid chromaTOgraphy-tandem mass spectrometry {译}
    大蒜及其制品中水溶性有机硫化合物的测定 液相色谱-串联质谱法
    China Agriculture Industry Standards
    TO

    English PDF
    NY/T 4350-2023 Determination of 2-acetyl-1-pyrroline in rice by gas chromaTOgraphy-tandem mass spectrometry {译}
    大米中2-乙酰基-1-吡咯啉的测定 气相色谱-串联质谱法
    China Agriculture Industry Standards
    TO

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    NY/T 4349-2023 General Rules for Safety MoniTOring and Evaluation of Cultivated Land Inputs {译}
    耕地投入品安全性监测评价通则
    China Agriculture Industry Standards
    TO

    English PDF
    NY/T 4326-2023 Breeds of livesTOck and poultry (supporting line) Australian white sheep {译}
    畜禽品种(配套系)澳洲白羊种羊
    China Agriculture Industry Standards
    TO

    English PDF
    NY/T 1676-2023 Determination of crude polysaccharides in edible fungi-spectrophoTOmetric method {译}
    食用菌中粗多糖的测定 分光光度法
    China Agriculture Industry Standards
    TO

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    NY/T 129-2023 Feed Raw Material CotTOnseed Cake {译}
    饲料原料 棉籽饼
    China Agriculture Industry Standards
    TO

    English PDF
    CB/T 4531-2023 General technical specifications for marine rubber vibration isolaTOrs {译}
    船用橡胶隔振器通用技术条件
    China Watercraft Industry Standards
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    NB/T 11243-2023 Technical specifications for solar energy seasonal heat sTOrage and heating engineering in facility agriculture {译}
    设施农业太阳能季节蓄热供热工程技术规范
    China Energy Industry Standards
    TO

    English PDF
    NB/T 11241-2023 PhoTOvoltaic thermal integrated module technical specification {译}
    光伏光热一体组件技术规范
    China Energy Industry Standards
    TO

    English PDF
    NB/T 11239-2023 Technical specifications for diversion heat collecTOrs for low ambient temperature air source heat pumps {译}
    低环境温度空气源热泵用导流集热装置技术规范
    China Energy Industry Standards
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    YD/T 5262-2023 Signaling MoniTOring System Engineering Technical Specifications {译}
    信令监测系统工程技术规范
    China Telecommunication Industry Standards
    TO

    English PDF
    YD/T 5259-2023 Technical specifications for line auTOmatic protection and switching engineering of optical fiber wavelength division system {译}
    光缆波分系统线路自动保护倒换工程技术规范
    China Telecommunication Industry Standards
    TO

    English PDF
    YD/T 4306.1-2023 Technical Requirements for Mobile Internet CusTOmer Experience Management Part 1: Basic Principles {译}
    移动互联网客户体验管理技术要求 第1部分:基本原则
    China Telecommunication Industry Standards
    TO

    English PDF
    YD/T 4305.1-2023 Hybrid opTOelectronic connectors for communication - Part 1: Type SC {译}
    通信用光电混合活动连接器 第1部分:SC型
    China Telecommunication Industry Standards
    TO

    English PDF
    YD/T 926.2-2023 Information and communication integrated wiring system Part 2: General technical requirements for optical fiber cable wiring and connecTOrs {译}
    信息通信综合布线系统 第2部分:光纤光缆布线及连接件通用技术要求
    China Telecommunication Industry Standards
    TO

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    YD/T 4303-2023 Technical specifications for quantum secure communication application equipment based on IPSec proTOcol {译}
    基于IPSec协议的量子保密通信应用设备技术规范
    China Telecommunication Industry Standards
    TO

    English PDF
    YD/T 4295-2023 Technical requirements for passive indoor distribution system with moniTOring and positioning capabilities {译}
    具有监控及定位能力的无源室内分布系统技术要求
    China Telecommunication Industry Standards
    TO

    English PDF
    YD/T 4288-2023 5G network management technical requirements Key performance indicaTOrs {译}
    5G网络管理技术要求 关键性能指标
    China Telecommunication Industry Standards
    TO

    English PDF
    YD/T 4284.1-2023 5G mobile communication network Technical requirements for non-3GPP access network access TO 5G core network Part 1: Untrusted access {译}
    5G移动通信网 非3GPP接入网络接入5G核心网技术要求 第1部分:非受信接入
    China Telecommunication Industry Standards
    TO

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    YD/T 4276-2023 Technical requirements for trusted service platform for second-hand moTOr vehicle online transactions {译}
    二手机动车网络交易可信服务平台技术要求
    China Telecommunication Industry Standards
    TO

    English PDF
    YD/T 4275-2023 Internet data center infrastructure moniTOring index specification {译}
    互联网数据中心基础设施监控指标规范
    China Telecommunication Industry Standards
    TO

    English PDF
    YD/T 4271-2023 Technical requirements for auTOmatic quality measurement of in-band flow information in telecom operators' networks {译}
    电信运营商网络带内流信息的自动化质量测量技术要求
    China Telecommunication Industry Standards
    TO

    English PDF
    YD/T 4270-2023 Technical requirements for IP network traffic optimization based on Border Gateway ProTOcol flow rules (BGP FlowSpec) {译}
    IP网络基于边界网关协议流规则(BGP FlowSpec)的流量调优技术要求
    China Telecommunication Industry Standards
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    YD/T 4254.3-2023 Industrial Internet - Integrated wiring system - Part 3: Technical requirements for optical cables and connecTOrs, components, and wiring facilities {译}
    工业互联网 综合布线系统 第3部分:光缆和连接器、组件、配线设施技术要求
    China Telecommunication Industry Standards
    TO

    English PDF
    YD/T 4251-2023 Technical requirements for classification and classification of big data security management and control for telecom operaTOrs {译}
    电信运营商大数据安全管控分类分级技术要求
    China Telecommunication Industry Standards
    TO

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    YD/T 4246-2023 Technical Requirements and Test Methods for Abnormal Behavior MoniTOring of Telecommunication Network and Internet Data {译}
    电信网和互联网数据异常行为监测技术要求与测试方法
    China Telecommunication Industry Standards
    TO

    English PDF
    YD/T 4220-2023 General Technical Requirements for Security Capabilities Opening of Telecom OperaTOrs for 5G Vertical Industries {译}
    面向5G垂直行业的电信运营商安全能力开放通用技术要求
    China Telecommunication Industry Standards
    TO

    English PDF
    YD/T 4218-2023 Technical requirements for authentication, authorization, and accounting (AAA) equipment for WLAN access TO EPC {译}
    无线局域网接入EPC的认证、授权、计费(AAA)设备技术要求
    China Telecommunication Industry Standards
    TO

    English PDF
    YD/T 4217-2023 Signaling Security Technical Requirements Between Mobile Communication Network OperaTOrs {译}
    移动通信网运营商间信令安全技术要求
    China Telecommunication Industry Standards
    TO

    English PDF
    YD/T 4213-2023 Technical Requirements for MoniTOring and Intercepting International Fraudulent Calls {译}
    国际诈骗电话监控拦截技术要求
    China Telecommunication Industry Standards
    TO

    English PDF
    YD/T 4195-2023 Northbound Interface Specification of Internet Data Center Infrastructure MoniTOring System {译}
    互联网数据中心基础设施监控系统北向接口规范
    China Telecommunication Industry Standards
    TO

    English PDF
    YD/T 4189-2023 Quality requirements and test methods for non-point-TO-point short message inter-network forwarding in number portability {译}
    携号转网非点对点短消息网间转发的质量要求和测试方法
    China Telecommunication Industry Standards
    TO

    English PDF
    YD/T 4188-2023 Technical requirements for voice service interconnection based on WLAN access TO LTE network {译}
    基于WLAN接入LTE网络的语音业务互联互通技术要求
    China Telecommunication Industry Standards
    TO

    English PDF
    YD/T 3371-2023 Test method for interworking gateway equipment between IMS networks of different operaTOrs {译}
    不同运营商IMS网间互通网关设备测试方法
    China Telecommunication Industry Standards
    TO

    English PDF
    YD/T 3370-2023 Technical requirements for interworking gateway equipment between IMS networks of different operaTOrs {译}
    不同运营商IMS网间互通网关设备技术要求
    China Telecommunication Industry Standards
    TO

    English PDF
    YD/T 3369-2023 Technical requirements for interworking between IMS networks of different operaTOrs {译}
    不同运营商IMS网间互通技术要求
    China Telecommunication Industry Standards
    TO

    English PDF
    YD/T 4183-2023 Data Collection Methods and Mapping Requirements for Exposure TO Radio Frequency Electromagnetic Fields {译}
    射频电磁场暴露数据采集方法和地图绘制要求
    China Telecommunication Industry Standards
    TO

    English PDF
    YD/T 4182-2023 General indicaTOrs and test methods for low-speed unmanned system navigation and positioning {译}
    低速无人系统导航定位通用指标及测试方法
    China Telecommunication Industry Standards
    TO

    English PDF
    YD/T 4181-2023 Electromagnetic Compatibility Requirements and Measurement Methods for Radio MoniTOring Technical Facilities {译}
    无线电监测技术设施电磁兼容性要求和测量方法
    China Telecommunication Industry Standards
    TO

    English PDF

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