Cart:
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 34497-2023 |
Copper and copper alloy foil materials for terminal connECTors {译} 端子连接器用铜及铜合金带箔材 |
China National Standards ECT |
 English PDF |
| GB/T 6150.3-2023 |
Methods for chemical analysis of tungsten concentrates Part 3: Determination of phosphorus content Phosphomolybdenum yellow spECTrophotometry and inductively coupled plasma atomic emission spectrometry {译} 钨精矿化学分析方法 第3部分：磷含量的测定 磷钼黄分光光度法和电感耦合等离子体原子发射光谱法 |
China National Standards ECT |
English PDF |
| GB/T 3260.11-2023 |
Methods for chemical analysis of tin Part 11: Determination of copper, iron, bismuth, lead, antimony, arsenic, aluminum, zinc, cadmium, silver, nickel and cobalt content - Inductively coupled plasma atomic emission spECTrometry {译} 锡化学分析方法 第11部分：铜、铁、铋、铅、锑、砷、铝、锌、镉、银、镍和钴含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards ECT |
English PDF |
| GB/T 12940-2023 |
Silver graphite elECTrical contacts technical conditions {译} 银石墨电触头技术条件 |
China National Standards ECT |
English PDF |
| GB/T 43081-2023 |
Road vehicle bulbs and light sources - Dimensions, optoelECTronic performance requirements {译} 道路车辆灯泡和光源 尺寸、光电性能要求 |
China National Standards ECT |
English PDF |
| GB/T 23113-2023 |
Sample preparation for mercury content detECTion in discharge lamps {译} 放电灯含汞量检测的样品制备 |
China National Standards ECT |
English PDF |
| GB/T 2900.65-2023 |
ElECTrical Terminology Lighting {译} 电工术语 照明 |
China National Standards ECT |
English PDF |
| GB/T 24966-2023 |
Grating vehicle detECTor {译} 光栅车辆检测器 |
China National Standards ECT |
English PDF |
| GB/T 43342-2023 |
Safety requirements for automatic controllers of household and similar elECTrical appliances with remote operation functions {译} 带有远程操作功能的家用和类似用途电器自动控制器的安全要求 |
China National Standards ECT |
English PDF |
| GB/T 43315-2023 |
DetECTion of silicon wafer flow pattern defects Corrosion method {译} 硅片流动图形缺陷的检测 腐蚀法 |
China National Standards ECT |
English PDF |
| GB/T 21837-2023 |
ElECTromagnetic detection method of ferromagnetic steel wire rope {译} 铁磁性钢丝绳电磁检测方法 |
China National Standards ECT |
English PDF |
| GB/T 3286.12-2023 |
Methods for chemical analysis of limestone and dolomite Part 12: Determination of potassium oxide and sodium oxide content Flame atomic absorption spECTrometry {译} 石灰石及白云石化学分析方法 第12部分：氧化钾和氧化钠含量的测定 火焰原子吸收光谱法 |
China National Standards ECT |
English PDF |
| GB/T 29637-2023 |
Ketamine test in suspECTed drugs {译} 疑似毒品中氯胺酮检验 |
China National Standards ECT |
English PDF |
| GB/T 19267.1-2023 |
Forensic Science Physical and Chemical Examination of Trace Evidence Part 1: Infrared Absorption SpECTroscopy {译} 法庭科学 微量物证的理化检验 第1部分：红外吸收光谱法 |
China National Standards ECT |
English PDF |
| GB/T 9485-2023 |
Radial flow turbocharger connECTion dimensions {译} 径流式涡轮增压器 联接尺寸 |
China National Standards ECT |
English PDF |
| GB/T 32800.9-2023 |
Safety requirements for hand-held non-elECTric power tools Part 9: Grinder for molds {译} 手持式非电类动力工具 安全要求 第9部分：模具用砂轮机 |
China National Standards ECT |
English PDF |
| GB/T 32800.8-2023 |
Hand-held non-elECTric power tools Safety requirements Part 8: Grinders and polishers {译} 手持式非电类动力工具 安全要求 第8部分：磨光机和抛光机 |
China National Standards ECT |
English PDF |
| GB/T 32800.6-2023 |
Hand-held non-elECTric power tools Safety requirements Part 6: Assembly power tools for threaded fasteners {译} 手持式非电类动力工具 安全要求 第6部分：螺纹紧固件用装配动力工具 |
China National Standards ECT |
English PDF |
| GB/T 32800.5-2023 |
Safety requirements for hand-held non-elECTric power tools Part 5: Rotary impact drilling tools {译} 手持式非电类动力工具 安全要求 第5部分：回转冲击式钻孔工具 |
China National Standards ECT |
English PDF |
| GB/T 43411-2023 |
ElECTron beam selective melting additive manufacturing machine tools general technical conditions {译} 电子束选区熔化增材制造机床 通用技术条件 |
China National Standards ECT |
English PDF |
| GB/T 43335-2023 |
Automation system and integration technical resource sharing service system reference architECTure {译} 自动化系统与集成 技术资源共享服务系统参考架构 |
China National Standards ECT |
English PDF |
| GB/T 43432.2-2023 |
Metallic materials - Barcol hardness test - Part 2: InspECTion and calibration of hardness testers {译} 金属材料 巴氏硬度试验 第2部分：硬度计的检验与校准 |
China National Standards ECT |
English PDF |
| GB/T 16826-2023 |
ElECTro-hydraulic servo universal testing machine {译} 电液伺服万能试验机 |
China National Standards ECT |
English PDF |
| GB/T 43408-2023 |
Road Vehicles Compressed Natural Gas (CNG) Refueling ConnECTors {译} 道路车辆 压缩天然气（CNG）加气连接器 |
China National Standards ECT |
English PDF |
| GB/T 43403-2023 |
Road vehicles Trailers below 3.5t Quality inspECTion after fatigue test of welded traction brackets for connecting balls {译} 道路车辆 3.5t以下挂车 连接球用焊接牵引支架疲劳试验后的质量检查 |
China National Standards ECT |
English PDF |
| GB/T 43399-2023 |
Road Vehicles Liquefied Natural Gas (LNG) Filling ConnECTor 3.1MPa Connector {译} 道路车辆 液化天然气（LNG）加注连接器 3.1MPa连接器 |
China National Standards ECT |
English PDF |
| GB/T 43382-2023 |
Normal dirECTion of movement of hand controls on road vehicles {译} 道路车辆手控装置常规运动方向 |
China National Standards ECT |
English PDF |
| GB/T 43332-2023 |
Safety requirements for conductive charging and discharging of elECTric vehicles {译} 电动汽车传导充放电安全要求 |
China National Standards ECT |
English PDF |
| GB/T 43299-2023 |
Test method for elECTric heating performance of motor vehicle glass {译} 机动车玻璃电加热性能试验方法 |
China National Standards ECT |
English PDF |
| GB/T 43267-2023 |
Road vehicles ExpECTed functional safety {译} 道路车辆 预期功能安全 |
China National Standards ECT |
English PDF |
| GB/T 43258.4-2023 |
Road vehicles Diagnostic communications over Internet Protocol (DoIP) Part 4: Ethernet-based high-speed data link connECTors {译} 道路车辆 基于因特网协议的诊断通信 (DoIP) 第4部分: 基于以太网的高速数据链路连接器 |
China National Standards ECT |
English PDF |
| GB/T 43255-2023 |
Test method for low temperature cold starting performance of fuel cell elECTric vehicles {译} 燃料电池电动汽车低温冷起动性能试验方法 |
China National Standards ECT |
English PDF |
| GB/T 43254-2023 |
Functional safety requirements and test methods for drive motor systems for elECTric vehicles {译} 电动汽车用驱动电机系统功能安全要求及试验方法 |
China National Standards ECT |
English PDF |
| GB/T 43252-2023 |
Test method for energy consumption and driving range of fuel cell elECTric vehicles {译} 燃料电池电动汽车能量消耗量及续驶里程试验方法 |
China National Standards ECT |
English PDF |
| GB/T 43250-2023 |
Active infrared detECTion system for automobiles {译} 汽车用主动红外探测系统 |
China National Standards ECT |
English PDF |
| GB/T 43249-2023 |
Passive infrared detECTion system for automobiles {译} 汽车用被动红外探测系统 |
China National Standards ECT |
English PDF |
| GB/T 31467-2023 |
Test method for elECTrical performance of lithium-ion power battery packs and systems for electric vehicles {译} 电动汽车用锂离子动力电池包和系统电性能试验方法 |
China National Standards ECT |
English PDF |
| GB/T 26990-2023 |
Fuel cell elECTric vehicle on-board hydrogen system technical conditions {译} 燃料电池电动汽车 车载氢系统技术条件 |
China National Standards ECT |
English PDF |
| GB/T 7724-2023 |
ElECTronic weighing instrument {译} 电子称重仪表 |
China National Standards ECT |
English PDF |
| GB/T 40853.2-2023 |
High frequency inductive components ElECTrical characteristics and measurement methods Part 2: Rated current of inductors for DC-DC converters {译} 高频感性元件 电特性及其测量方法 第2部分：DC-DC变换器用电感器额定电流 |
China National Standards ECT |
English PDF |
| GB/T 43262-2023 |
ElECTromagnetic Interference Diagnostic Guidelines {译} 电磁干扰诊断导则 |
China National Standards ECT |
English PDF |
| GB/T 43248-2023 |
ElECTric and hybrid vehicles - Radio disturbance characteristics - Limits and methods of measurement for the protection of off-board receivers below 30 MHz {译} 电动汽车和混合动力汽车 无线电骚扰特性 用于保护30MHz以下车外接收机的限值和测量方法 |
China National Standards ECT |
English PDF |
| GB/T 43098.2-2023 |
Analysis methods for water treatment agents Part 2: Determination of arsenic, mercury, cadmium, chromium, lead, nickel and copper content Inductively coupled plasma mass spECTrometry (ICP-MS) {译} 水处理剂分析方法 第2部分：砷、汞、镉、铬、铅、镍、铜含量的测定 电感耦合等离子体质谱法(ICP-MS) |
China National Standards ECT |
English PDF |
| GB/T 23947.3-2023 |
General method for determination of arsenic in inorganic chemical products Part 3: Atomic fluorescence spECTrometry {译} 无机化工产品中砷测定的通用方法 第3部分：原子荧光光谱法 |
China National Standards ECT |
English PDF |
| GB/T 30553-2023 |
High voltage dirECT current transmission based on voltage source converter {译} 基于电压源换流器的高压直流输电 |
China National Standards ECT |
English PDF |
| GB/T 25774.3-2023 |
InspECTion of welding materials Part 3: Preparation and inspection of T-joint fillet weld specimens {译} 焊接材料的检验 第3部分：T型接头角焊缝试样的制备及检验 |
China National Standards ECT |
English PDF |
| GB/T 25774.2-2023 |
InspECTion of welding materials Part 2: Preparation of mechanical properties specimens for single-sided single-pass welding and double-sided single-pass welded joints of steel {译} 焊接材料的检验 第2部分：钢的单面单道焊和双面单道焊焊接接头力学性能试样的制备 |
China National Standards ECT |
English PDF |
| GB/T 21218-2023 |
Unused silicon insulating liquid for elECTrical use {译} 电气用未使用过的硅绝缘液体 |
China National Standards ECT |
English PDF |
| GB/T 26215-2023 |
Capacitors for converter valve damping and absorption circuits in high-voltage dirECT current transmission systems {译} 高压直流输电系统换流阀阻尼吸收回路用电容器 |
China National Standards ECT |
English PDF |
| GB/T 43314-2023 |
Silicone rubber, determination of phenyl and vinyl content, proton nuclear magnetic resonance spECTroscopy {译} 硅橡胶 苯基和乙烯基含量的测定 核磁共振氢谱法 |
China National Standards ECT |
English PDF |
| GB/T 19520.22-2023 |
Mechanical structures of elECTrical and electronic equipment 482.6 mm (19 in) series mechanical structural dimensions Part 3-110: Residential racks and cabinets for smart homes {译} 电气和电子设备机械结构 482.6 mm(19 in)系列机械结构尺寸 第3-110部分：智慧房屋用住宅机架和机柜 |
China National Standards ECT |
English PDF |
| GB/T 19520.21-2023 |
Mechanical Structure of ElECTrical and Electronic Equipment 482.6 mm (19 in) Series Mechanical Structure Dimensions Part 3-109: Chassis Dimensions of Embedded Computing Devices {译} 电气和电子设备机械结构 482.6 mm(19 in)系列机械结构尺寸 第3-109部分：嵌入式计算设备的机箱尺寸 |
China National Standards ECT |
English PDF |
| GB/T 19520.20-2023 |
Mechanical structure of elECTrical and electronic equipment 482.6 mm (19 in) series mechanical structural dimensions Part 3-108: Dimensions of R-type sub-boxes and plug-ins {译} 电气和电子设备机械结构 482.6 mm(19 in)系列机械结构尺寸 第3-108部分：R型插箱和插件的尺寸 |
China National Standards ECT |
English PDF |
| GB/T 43347-2023 |
Monitoring of environmental parameters of elECTrical, instrumentation and control equipment important for nuclear power plant safety {译} 核电厂安全重要电气、仪表与控制设备环境参数的监测 |
China National Standards ECT |
English PDF |
| GB/T 43189-2023 |
Nuclear instrumentation - Nomenclature (identification) of scintillator and scintillation detECTors and standard dimensions of scintillator {译} 核仪器仪表 闪烁体和闪烁探测器的命名（标识）以及闪烁体的标准尺寸 |
China National Standards ECT |
English PDF |
| GB/T 43431-2023 |
Information technology Cloud data storage and management ObjECT-based cloud storage application interface testing method {译} 信息技术 云数据存储和管理 基于对象的云存储应用接口测试方法 |
China National Standards ECT |
English PDF |
| GB/T 22553-2023 |
Guidelines for assessing measurement uncertainty using estimates of repeatability, reproducibility and corrECTness {译} 利用重复性、再现性和正确度的估计值评定测量不确定度的指南 |
China National Standards ECT |
English PDF |
| GB/T 43297-2023 |
Plastics—Methods for evaluating photoaging properties of polymers—Fourier transform infrared spECTroscopy and UV/visible spectroscopy {译} 塑料 聚合物光老化性能评估方法 傅里叶红外光谱和紫外/可见光谱法 |
China National Standards ECT |
English PDF |
| GB 31610.5-2023 |
National food safety standards InspECTion of Paragonimus in animal aquatic products and their products {译} 食品安全国家标准 动物性水产品及其制品中并殖吸虫的检验 |
China National Standards ECT |
English PDF |
| GB 31610.4-2023 |
National food safety standards - InspECTion of animal aquatic products and their products for Clonorchis sinensis {译} 食品安全国家标准 动物性水产品及其制品中华支睾吸虫的检验 |
China National Standards ECT |
English PDF |
| GB 31610.3-2023 |
National food safety standards: InspECTion of Angiostrongylus cantonensis in animal aquatic products and their products {译} 食品安全国家标准 动物性水产品及其制品中广州管圆线虫的检验 |
China National Standards ECT |
English PDF |
| GB 31610.6-2023 |
National food safety standards - InspECTion of Sparganoma mansoni tapeworm in animal aquatic products and their products {译} 食品安全国家标准 动物性水产品及其制品中曼氏迭宫绦虫裂头蚴的检验 |
China National Standards ECT |
English PDF |
| GB 31610.2-2023 |
National food safety standards InspECTion of Anisakis in animal aquatic products and their products {译} 食品安全国家标准 动物性水产品及其制品中异尖线虫的检验 |
China National Standards ECT |
English PDF |
| GB 31610.1-2023 |
National Food Safety Standards InspECTion of Gnatostome nematodes in animal aquatic products and their products {译} 食品安全国家标准 动物性水产品及其制品中颚口线虫的检验 |
China National Standards ECT |
English PDF |
| GB 31651-2021 |
National Food Safety Standards Hygiene Specifications for Centralized DisinfECTion of Table (Drinking) Utensils {译} 食品安全国家标准 餐（饮）具集中消毒卫生规范 |
China National Standards ECT |
English PDF |
| GB 31660.8-2019 |
National food safety standards Determination of azaamphenanthrene residues in cattle edible tissues and milk Liquid chromatography-tandem mass spECTrometry {译} 食品安全国家标准 牛可食性组织及牛奶中氮氨菲啶残留量的测定 液相色谱-串联质谱法 |
China National Standards ECT |
English PDF |
| GB 31660.7-2019 |
National food safety standards Determination of cyproheptadine and clonidine residues in pig tissues and urine Liquid chromatography-tandem mass spECTrometry {译} 食品安全国家标准 猪组织和尿液中赛庚啶及可乐定残留量的测定 液相色谱-串联质谱法 |
China National Standards ECT |
English PDF |
| GB 31660.6-2019 |
National Food Safety Standard Determination of Residues of Five α2-Receptor Agonists in Animal Foods Liquid Chromatography-Tandem Mass SpECTrometry {译} 食品安全国家标准 动物性食品中5种α2-受体激动剂残留量的测定 液相色谱-串联质谱法 |
China National Standards ECT |
English PDF |
| GB 31660.5-2019 |
National food safety standards Determination of amantadine residues in animal foods Liquid chromatography-tandem mass spECTrometry {译} 食品安全国家标准 动物性食品中金刚烷胺残留量的测定 液相色谱-串联质谱法 |
China National Standards ECT |
English PDF |
| GB 31660.4-2019 |
National food safety standards Determination of megestrol acetate and medroxyprogesterone acetate residues in animal foods Liquid chromatography-tandem mass spECTrometry {译} 食品安全国家标准 动物性食品中醋酸甲地孕酮和醋酸甲羟孕酮残留量的测定 液相色谱-串联质谱法 |
China National Standards ECT |
English PDF |
| GB 31660.2-2019 |
National Food Safety Standard Determination of octylphenol, nonylphenol, bisphenol A, diethylstilbestrol, estrone, 17α-ethinyl estradiol, 17β-estradiol and estriol residues in aquatic products by gas chromatography - mass spECTrometry {译} 食品安全国家标准 水产品中辛基酚、壬基酚、双酚A、已烯雌酚、雌酮、17α-乙炔雌二醇、17β-雌二醇、雌三醇残留量的测定 气相色谱-质谱法 |
China National Standards ECT |
English PDF |
| GB 31660.1-2019 |
National food safety standards Determination of macrolide drug residues in aquatic products Liquid chromatography-tandem mass spECTrometry {译} 食品安全国家标准 水产品中大环内酯类药物残留量的测定 液相色谱-串联质谱法 |
China National Standards ECT |
English PDF |
| GB 43068-2023 |
Safety technical requirements for protECTive devices for sports cars used in coal mines {译} 煤矿用跑车防护装置安全技术要求 |
China National Standards ECT |
English PDF |
| GB 25287-2023 |
Perimeter protECTion high-voltage power grid device {译} 周界防范高压电网装置 |
China National Standards ECT |
English PDF |
| GB 22757.2-2023 |
Light vehicle energy consumption labeling Part 2: Externally rechargeable hybrid elECTric vehicles and pure electric vehicles {译} 轻型汽车能源消耗量标识 第2部分：可外接充电式混合动力电动汽车和纯电动汽车 |
China National Standards ECT |
English PDF |
| GB/Z 43078-2023 |
Hydraulic Transmission ConnECTions Installation Instructions for Stud-End Adjustable Pipe Couplings {译} 液压传动连接 螺柱端可调管接头的安装指导 |
China National Standards ECT |
English PDF |
| GB/Z 43075-2023 |
Hydraulic transmission connECTions Identification and nomenclature {译} 液压传动连接 标识与命名 |
China National Standards ECT |
English PDF |
| GB/Z 43065.1-2023 |
Robots Safety design of industrial robot systems Part 1: End effECTors {译} 机器人 工业机器人系统的安全设计 第1部分：末端执行器 |
China National Standards ECT |
English PDF |
| GB/Z 43036-2023 |
Rotating elECTrical machines - Measurement of end vibration of stator formed windings {译} 旋转电机 定子成型绕组端部振动的测量 |
China National Standards ECT |
English PDF |
| GB/Z 43032-2023 |
Nanotechnology Characterization of metal and metal oxide nano-objECTs in water samples Sample preparation methods {译} 纳米技术 水样中金属与金属氧化物纳米物体表征 样品制备方法 |
China National Standards ECT |
English PDF |
| GB/Z 42993-2023 |
Industrial Assistance Flower Industry ProjECT Operation and Management Guide {译} 产业帮扶 花卉产业项目运营管理指南 |
China National Standards ECT |
English PDF |
| GB/Z 40602.4-2023 |
Radio interference from antennas and receiving systems Part 4: Wireless receiving systems ElECTromagnetic compatibility test methods for electronic equipment with integrated wireless modules {译} 天线及接收系统的无线电干扰 第4部分：无线接收系统 集成无线模块电子设备电磁兼容测试方法 |
China National Standards ECT |
English PDF |
| GB/Z 20833.5-2023 |
Rotating elECTrical machines - Winding insulation - Part 5: Offline measurement of partial discharge onset voltage under repeated impulse voltages {译} 旋转电机 绕组绝缘 第5部分：重复冲击电压下局部放电起始电压的离线测量 |
China National Standards ECT |
English PDF |
| GB/T 7894-2023 |
Basic technical requirements for hydroelECTric generators {译} 水轮发电机基本技术要求 |
China National Standards ECT |
English PDF |
| GB/T 6472-2023 |
Vertical internal broaching machine accuracy inspECTion {译} 立式内拉床 精度检验 |
China National Standards ECT |
English PDF |
| GB/T 5313-2023 |
Thickness dirECTion performance steel plate {译} 厚度方向性能钢板 |
China National Standards ECT |
English PDF |
| GB/T 5170.21-2023 |
InspECTion methods for environmental testing equipment Part 21: Hydraulic vibration systems for vibration (random) testing {译} 环境试验设备检验方法 第21部分：振动（随机）试验用液压式振动系统 |
China National Standards ECT |
English PDF |
| GB/T 5170.14-2023 |
InspECTion methods for environmental testing equipment Part 14: Electric vibration system for vibration (sinusoidal) testing {译} 环境试验设备检验方法 第14部分：振动（正弦）试验用电动式振动系统 |
China National Standards ECT |
English PDF |
| GB/T 5169.34-2023 |
Fire hazard tests for elECTrical and electronic products Part 34: Guidelines for fire hazard assessment Ignitability Summary and relevance of test methods {译} 电工电子产品着火危险试验 第34部分：着火危险评定导则 起燃性 试验方法概要和相关性 |
China National Standards ECT |
English PDF |
| GB/T 5169.33-2023 |
Fire hazard test for elECTrical and electronic products Part 33: Guidelines for fire hazard assessment Ignitability General principles {译} 电工电子产品着火危险试验 第33部分： 着火危险评定导则 起燃性 总则 |
China National Standards ECT |
English PDF |
| GB/T 4937.26-2023 |
Semiconductor devices - Mechanical and climatic test methods - Part 26: ElECTrostatic discharge (ESD) susceptibility testing Human Body Model (HBM) {译} 半导体器件 机械和气候试验方法 第26部分：静电放电（ESD）敏感度测试 人体模型（HBM） |
China National Standards ECT |
English PDF |
| GB/T 4680-2023 |
Horizontal internal broaching machine accuracy inspECTion {译} 卧式内拉床 精度检验 |
China National Standards ECT |
English PDF |
| GB/T 4333.2-2023 |
Ferrosilicon Determination of phosphorus content Bismuth phosphorus molybdenum blue spECTrophotometry {译} 硅铁 磷含量的测定 铋磷钼蓝分光光度法 |
China National Standards ECT |
English PDF |
| GB/T 43247-2023 |
Hygienic technical specifications for the collECTion and transportation of remains {译} 遗体收殓运输卫生技术规范 |
China National Standards ECT |
English PDF |
| GB/T 43246-2023 |
Technical requirements for manufacturing supervision of full-sECTion tunnel boring machines {译} 全断面隧道掘进机制造监理技术要求 |
China National Standards ECT |
English PDF |
| GB/T 43241-2023 |
Forensic Science Nitrous Oxide Testing Gas Chromatography-Mass SpECTrometry {译} 法庭科学 一氧化二氮检验 气相色谱-质谱法 |
China National Standards ECT |
English PDF |
| GB/T 43240-2023 |
DetECTion of 55 drugs of abuse and metabolites in hair Liquid Chromatography-Mass Spectrometry {译} 毛发中55种滥用药物及代谢物检验 液相色谱-质谱法 |
China National Standards ECT |
English PDF |
| GB/T 43238-2023 |
General rules for field test requirements for radiation corrECTion of Chinese remote sensing satellites {译} 中国遥感卫星辐射校正场外场试验要求 通则 |
China National Standards ECT |
English PDF |
| GB/T 43231-2023 |
Petroleum and natural gas industry Shale oil and gas well casing selECTion and working condition suitability evaluation {译} 石油天然气工业 页岩油气井套管选用及工况适用性评价 |
China National Standards ECT |
English PDF |
| GB/T 43229-2023 |
Communication protocol between traffic signal controller and vehicle detECTor {译} 交通信号控制机与车辆检测器间通信协议 |
China National Standards ECT |
English PDF |
| Find out:500Items | To Page of: First -Previous-Next -Last | 1 2 3 |
+86-755-25831330
