“the primary standard for line scale metrology”的概念、定义、翻译、参考文献-科学参考

单词	the primary standard for line scale metrology
释义	the primary standard for line scale metrology Encyclopedia 工学线纹计量技术释 the primary standard for line scale metrology一维线纹计量基准用于一维线纹计量器具校准和溯源，统一全国线纹量值的国家计量基准。
随便看	medical and health systems engineering medical and hygienic textiles medical and pharmaceutical products industry medical anthropology Medical Appliances from Tombs of Han Dynasty at Mancheng medical application of microwave medical appraisal medical arthropod Medical Bamboo Slips from Han Dynasty Tombs in Tianhui,Chengdu medical bandage medical biochemistry and molecular biology Medical Book of Eastern Medicine medical calcined gypsum medical cell biology medical centrifuge medical certificate of birth medical chitin nonwoven medical coating material Medical coding medical cold therapy,low temperature,refrigeration device and instruments medical communication between China and foreign countries medical communication between China and Japan medical communication between China and the Korean peninsula medical contention in Jin and Yuan Dynasties medical craft

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