“primary measurement standard”的概念、定义、翻译、参考文献-科学参考

单词	primary measurement standard
释义	primary measurement standard Encyclopedia 工学测量标准释 primary measurement standard原级测量标准使用原级参考测量程序或约定选用的一种人造物品建立的测量标准。简称原级标准（primary standard）。
随便看	orthodox treatment orthodoxy orthodrome orthodromic map projection orthodromic projection ortho effect orthoepic dictionary orthoepy ortho ester orthoformic acid orthogamy orthogeosyncline orthogeotropism orthognathic surgery orthogonal orthogonal action orthogonal additivity orthogonal affinity orthogonal algebra orthogonal algebraic group orthogonal and rotatable design of experiment orthogonal array orthogonal axes orthogonal axis orthogonal axonometric projection

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