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'ratios'
China GB Standards List

 GB/T 37848-2019  
Determination of strontium isotopic ratios in aqueous solution
水中锶同位素丰度比的测定
 GB/T 9574-2017  
Rubber and plastics hoses and hose assemblies—ratios of proof and burst pressure to maximum working pressure
橡胶和塑料软管及软管组合件 验证压力、爆破压力与最大工作压力的比率
 GB/T 31231-2014  
Determination of zinc and lead isotopic ratios in aqueous solution―Multiple-collectors inductively coupled plasma mass spectrometry
水中锌、铅同位素丰度比的测定 多接收电感耦合等离子体质谱法
 GB/T 26599.1-2011  
Lasers and laser-related equipment - Test methods for laser beam widths, divergence angles and beam propagation ratios - Part 1: Stigmatic and simple astigmatic beam
激光和激光相关设备 激光光束宽度、发散角和光束传输比的试验方法 第1部分：无像散和简单像散光束
 GB/T 13071-2010  
Geological waters samples - Determination of radioactive ratios 234U/238U and 230Th/232Th - Extraction chromatograph and alpha spectrometry measure
地质水样 234U/238U、230Th/232Th 放射性活度比值的测定 - 萃淋树脂萃取色层分离 α 能谱法
 GB/T 21198.2-2007  
Determination of precious metals in precious metals jewellery alloys - Method using ICP spectrometry - Part 2：Platinum jewellery alloys - Determination of platinum - Method using the intensity ratios of all minor constituents with reference to platinum
贵金属合金首饰中贵金属含量的测定 ICP光谱法 第2部分：铂合金首饰 铂含量的测定 采用所有微量元素与铂强度比值法
 GB/T 9574-2001  
Rubber and plastics hoses and hose assemblies--ratios of proof and burst pressure to design working pressure
橡胶和塑料软管及软管组合件 试验压力、爆破压力与设计工作压力的比率
 GB/T 2927-1994  
Optical printing ratios forenlargement and reduction of motion-picture film images--specification
电影影片画幅放大或缩小光学印片比率技术要求
 GB/T 14431-1993  
Protection ratios and minimum usable field strengths required in thd radio services
无线电业务要求的信号/干扰保护比和最小可用场强

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