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Number of entries (Data is updated on a monthly basis): 83243
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GB/T 34323-2017

炭黑 水分散体透光率的测定 分光光度计法

Carbon black—Determination of light transmittance of water dispersion—Spectrophotometer method

GB/T 4698.3-2017

海绵钛、钛及钛合金化学分析方法 第3部分:硅量的测定 钼蓝分光光度法

Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 3:Determination of silicon content—Molybdenum blue spectrophotometry

GB/T 4157-2017

金属在硫化氢环境中抗硫化物应力开裂和应力腐蚀开裂的实验室试验方法

Laboratory testing of metals for resistance to sulfide stress cracking and stress corrosion cracking in H2S environment

GB/T 34299-2017

大气自净能力等级

Grads of atmospheric self-purification capability

GB/T 34304-2017

人工防雹作业预警等级

Warning grade of hail suppression operation

GB/T 34297-2017

冰冻天气等级

Grade of freezing weather

GB/T 34301-2017

龙卷灾害调查技术规范

Technical specifications for tornado damage investigation

GB/T 34305-2017

37mm高射炮防雹作业方式

37 mm Anti-aircraft gun seeding mode of hail suppression operation

GB/T 34306-2017

干旱灾害等级

Grade of drought disaster

GB/T 34302-2017

地面臭氧预警等级

Warning level for surface ozone

Number of entries (Data is updated on a monthly basis): 83243
Weiter Weiter| 50241 - 50250 | 50251 - 50260|50261 - 50270 |Weiter Weiter