“primary standard of laser small angle”的概念、定义、翻译、参考文献-科学参考

单词	primary standard of laser small angle
释义	primary standard of laser small angle Encyclopedia 工学角度计量技术释 primary standard of laser small angle激光小角度计量基准用于±1°范围内小角度量值的校准和溯源，复现和保存小角度量值，具有最高准确度，统一全国小角度量值的最高依据的国家计量基准。
随便看	mine fire control by inert gas mine floods mine gas mine geological disaster mine geological environment mine geological environmental survey mine geological radar mine geological radar data processing mine geological work mine ground pressure mine ground surface deformation mine ground surface deformation observation mine heavy metal wastewater mine hoist mine hoisting mine land reclamation mine land reclamation bond Minelauva mine management parameters mine manufacturing execution system mine map mine monitoring and supervision system mine noise Min Enze mine park

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