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Number of entries (Data is updated on a monthly basis): 83243
Weiter Weiter| 3961 - 3970 | 3971 - 3980|3981 - 3990 |Weiter Weiter

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 42677-2023

钢管无损检测 无缝和焊接钢管表面缺欠的液体渗透检测

Non-destructive testing (NDT) methods of steel tubes—Liquid penetrant inspection of seamless and welded steel tubes for the detection of surface imperfections

GB/T 6150.12-2023

钨精矿化学分析方法 第12部分:二氧化硅含量的测定 硅钼蓝分光光度法和重量法

Methods for chemical analysis of tungsten concentrates—Part 12: Determination of silicon dioxide content—Silicomolybdenum blue spectrophotometry and gravimetry

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 42853-2023

民用飞机飞行运行技术数据规范

Specification for flight operations technical data of civil aircraft

GB/T 42856-2023

民用大中型无人直升机系统飞行性能飞行试验要求

Flight test requirements for civil large and medium unmanned helicopter systems flight performance

Number of entries (Data is updated on a monthly basis): 83243
Weiter Weiter| 3961 - 3970 | 3971 - 3980|3981 - 3990 |Weiter Weiter