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国家化学计量标准
释义
国家化学计量标准
Encyclopedia
工学
〔化学计量基本概念〕
释
national chemical measurement standard
国家化学计量标准
由国家计量行政部门考核、批准,具有确定的量值或量值范围和相关联的不确定度,用于实现化学成分量、物理化学特性量等的单位或量值,检定或校准其他化学计量标准或工作计量器具,对社会实施计量监督并具有公正作用的一类国家计量标准。
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transitional care
transitional cell
transitional coal-accumulating environment
Transitional Community
transitional epithelium
transitional invariance
transitional light
transitional pension
transitional phenomenon
transitional sampling technique
transitional vesicle
transitional zone
transition amplitude
transition-based dependency parsing
transition between levels
transition boiling
transition coefficient
transition component
transition condition
transition constraint
transition curve
transition density
transition density function
transition diagram
transition diffeomorphism
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