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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 18779.4-2020 |
Geometrical product specifications (GPS)—Inspection by measurement of workpieces and measuring equipment—Part 4: Background on functional limits and specification limits in decision rules 产品几何技术规范（GPS） 工件与测量设备的测量检验 第4部分：判定规则中功能限与规范限的基础 |
China National Standards kg |
 English PDF |
| GB/T 36201-2018 |
Technical regulation of cultivation for ginkgo Biloba bonsai 银杏盆景栽培技术规程 |
China National Standards kg |
English PDF |
| GB/T 35570-2017 |
Determination of tritium activity concentration in sea water—Low-background liquid scintillation spectrometry method 海水中氚的测定 低本底液体闪烁能谱法 |
China National Standards kg |
English PDF |
| GB/Z 32490-2016 |
Surface chemical analysis—X-ray photoelectron spectroscopy—Procedures for determining backgrounds 表面化学分析 X射线光电子能谱 确定本底的程序 |
China National Standards kg |
English PDF |
| GB/T 31709-2015 |
Data processing of background atmospheric carbon dioxide and methane concentration measured by in situ gas chromatographic (GC) system 气相色谱法本底大气二氧化碳和甲烷浓度在线观测数据处理方法 |
China National Standards kg |
English PDF |
| GB/T 31707-2015 |
Data processing of background atmospheric carbon monoxide concentration measured by in situ gas chromatographic (GC) system 气相色谱法本底大气一氧化碳浓度在线观测数据处理方法 |
China National Standards kg |
English PDF |
| GB/T 31705-2015 |
In situ mesaurement of background atmospheric carbon dioxide and methane concentration by gas chromatographic(GC) system 气相色谱法本底大气二氧化碳和甲烷浓度在线观测方法 |
China National Standards kg |
English PDF |
| GB 31224-2014 |
Specifications for observing environs protection of atmosphere background watch station 气象探测环境保护规范 大气本底站 |
China National Standards kg |
English PDF |
| GB/T 30151-2013 |
Characterization of the spectrum background in HPGe gamma-ray spectrometry 高纯锗γ谱仪本底谱的特性 |
China National Standards kg |
English PDF |
| GB/T 11682-2008 |
Low background alpha and/or beta measuring instruments 低本底α和/或β测量仪 |
China National Standards kg |
English PDF |
| GB/T 21450-2008 |
Crude petroleum and petroleum products - Compressibility factors for hydrocarbons in the range 638 kg/m3 to 1074 kg/m3 原油和石油产品 密度在638kg/m3到1074 kg/m3范围内的烃压缩系数 |
China National Standards kg |
English PDF |
| GB/T 21142-2007 |
Product of geographical indication - Taixing Ginkgo Nut 地理标志产品 泰兴白果 |
China National Standards kg |
English PDF |
| GB/T 20397-2006 |
Grades of seed stone quality for ginkgo 银杏种核质量等级 |
China National Standards kg |
English PDF |
| GB/T 185-1963 |
Fish-plates for 38 kg/m and 43 kg/m steel rails 每米38及43公斤钢轨用鱼尾板型式尺寸 |
China National Standards kg |
English PDF |
| GB/T 184-1963 |
Fish-plates for 50 kg/m steel rails 每米50公斤钢轨用鱼尾板式尺寸 |
China National Standards kg |
English PDF |
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