Optical metrology standard set 光学计量标准器
metrology standard unit 计量标准装置
Force metrology standard 力值计量标准
metrology standard equipment 计量标准设备
Large dimension metrology standard 大尺寸计量标准
national standard of metrology 国家计量标准
standard metrology matter 标准物质
standard metrology appliance 标准计量器具
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DC standard voltage source is a kind of metrology standard instrument with high accuracy.
直流标准电压源是一种高准确度的计量标准仪器。
Study international standard ISO-10012, strengthen metrology management, ensure the quality of product and enhance the social economical benefit.
学习ISO - 10012国际标准，加强计量管理工作，确保产品质量，提高社会经济效益。
The contents about vacuum metrology, vacuum standard, vacuum measurement and calibration and space vacuum measurement, etc. are introduced.
介绍了真空计量、真空计量标准、真空测量与校准技术、空间真空测量等方面的内容。
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