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Anzahl der Treffer (Daten werden monatlich aktualisiert): 83776
Weiter Weiter| 24851 - 24860 | 24861 - 24870|24871 - 24880 |Weiter Weiter

GB/T 37538-2019

电子商务交易产品质量网上监测规范

Specification for online monitoring of E-commerce transacting commodity

GB/T 37574-2019

采煤塌陷区水资源环境调查与评价方法

Methods of investigation and assesment for water resources environment investigation in mining subsidence area

GB/T 24583.3-2019

钒氮合金 氮含量的测定 蒸馏-中和滴定法

Vanadium-nitrogen—Determination of nitrogen content—Distillation-neutralization titration method

GB/T 21839-2019

预应力混凝土用钢材试验方法

Test methods of steel for prestressing concrete

GB/T 37573-2019

露天煤矿边坡稳定性年度评价技术规范

Technical specification for annual evaluation of the stability of open-pit coal mine slopes

GB/T 37674-2019

再制造 电刷镀技术规范

Remanufacturing—Technical specifications of brush electroplating

GB/T 24583.1-2019

钒氮合金 钒含量的测定 硫酸亚铁铵滴定法

Vanadium-nitrogen—Determination of vanadium content—Ammonium ferrous sulfate titration method

GB/T 23901.3-2019

无损检测 射线照相检测图像质量 第3部分:像质分类

Non-destructive testing—Image quality of radiographs—Part 3:Image quality classes

GB/T 37540-2019

无损检测 涡流检测数字图像处理与通信

Non-destructive testing—Digital image processing and communication for eddy current testing

GB/T 23901.5-2019

无损检测 射线照相检测图像质量 第5部分:双丝型像质计图像不清晰度的测定

Non-destructive testing—Image quality of radiographs—Part 5: Determination of the image unsharpness and basic spatial resolution value using duplex wire-type image quality indicators

Anzahl der Treffer (Daten werden monatlich aktualisiert): 83776
Weiter Weiter| 24851 - 24860 | 24861 - 24870|24871 - 24880 |Weiter Weiter