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Number of entries (Data is updated on a monthly basis): 82592
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GB/T 42857-2023

变压吸附提纯氢气系统安全要求

Safety of pressure swing adsorption systems for hydrogen purification

GB/T 42855-2023

氢燃料电池车辆加注协议技术要求

Technical requirements of fuelling protocols for hydrogen fuel cell vehicles

GB/T 42861-2023

鼓包型抽芯铆钉通用规范

General specification for blind bulbed rivet

GB/T 41638.2-2023

塑料 生物基塑料的碳足迹和环境足迹 第2部分:材料碳足迹 由空气中并入到聚合物分子中CO2的量(质量)

Plastics—Carbon and environmental footprint of biobased plastics—Part 2:Material carbon footprint—Amount (mass) of CO2 removed from the air and incorporated into polymer molecule

GB/T 34213-2023

蓝宝石单晶用高纯氧化铝

High purity alumina for sapphire single crystal

GB/T 6730.87-2023

铁矿石 全铁及其他多元素含量的测定 波长色散X射线荧光光谱法(钴内标法)

Iron ores—Determination of total iron and other multi-element content—Wavelength dispersive X-ray fluorescence spectrometry (cobalt internal standard method)

GB/T 42676-2023

半导体单晶晶体质量的测试 X射线衍射法

Test method for crystalline quality of semiconductive single crystal—X-ray diffraction method

GB/T 22461.1-2023

表面化学分析 词汇 第1部分:通用术语及谱学术语

Surface chemical analysis—Vocabulary—Part 1:General terms and terms used in spectroscopy

GB/T 42848-2023

半导体集成电路 直接数字频率合成器测试方法

Semiconductor intergrated circuits—Test method of direct digital frequency synthesizer

GB/T 42847.2-2023

储能系统用可逆模式燃料电池模块 第2部分:可逆模式质子交换膜单池与电堆性能测试方法

Energy storage systems using fuel cell modules in reverse mode—Part 2: Test procedures for the performance of single cells and stacks with proton exchange membranes,including reversible operation

Number of entries (Data is updated on a monthly basis): 82592
Weiter Weiter| 3391 - 3400 | 3401 - 3410|3411 - 3420 |Weiter Weiter