“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	topological disc topological disorder topological division ring topological divisor topological divisor of zero topological dual topological duality topological dynamical system topological dynamics topological edge state topological elementary excitation topological embedding topological entanglement topological entropy topological equisingularity topological equivalence topological extension topological fibering topological field topological field theory topological flow topological foliation topological function topological function theory topological functor

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