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Number of entries (Data is updated on a monthly basis): 47733
Weiter Weiter| 19781 - 19790 | 19791 - 19800|19801 - 19810 |Weiter Weiter

GB 146.2-2020

标准轨距铁路限界 第2部分:建筑限界

Gauge for standard gauge railways—Part 2: Structure gauge

GB/T 39147-2020

混凝土用钢纤维

Steel fiber for concrete

GB/T 39138.3-2020

金镍铬铁硅硼合金化学分析方法 第3部分:铬、铁、硅、硼含量的测定 电感耦合等离子体原子发射光谱法

Methods for chemical analysis of gold nickel chromium iron silicon boron alloys—Part 3:Determination of chromium, iron, silicon and boron contents—Inductively coupled plasma atomic emission spectrometry

GB/T 39138.2-2020

金镍铬铁硅硼合金化学分析方法 第2部分:镍含量的测定 丁二酮肟重量法

Methods for chemical analysis of gold nickel chromium iron silicon boron alloys—Part 2:Determination of nickel content—Dimethylglyoxime gravimetric method

GB/T 39222-2020

多效蒸馏海水淡化系统设计指南

Design guidelines for multiple effect distillation seawater desalination system

GB/T 39221-2020

反渗透海水淡化阻垢剂阻垢性能试验 周期浓缩循环法

Determination for performance of scale inhibitors for reverse osmosis seawater desalination—Recurrent condensation cycle test method

GB/T 39131-2020

人工晶体材料术语

Terms and definitions of synthetic crystal materials

GB/T 39138.1-2020

金镍铬铁硅硼合金化学分析方法 第1部分:金含量的测定 硫酸亚铁电位滴定法

Methods for chemical analysis of gold nickel chromium iron silicon boron alloys—Part 1:Determination of gold content—Potentiometric titration using ferrous sulfate

GB/T 39135-2020

建筑光伏玻璃组件色差检测方法

Test method of color difference for photovoltaic glass module used in building

GB/T 39137-2020

难熔金属单晶晶向测定方法

Determination for the orientation of refractory metal single crystal

Number of entries (Data is updated on a monthly basis): 47733
Weiter Weiter| 19781 - 19790 | 19791 - 19800|19801 - 19810 |Weiter Weiter