“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	document subject indexing documents with imperial notations documents written on papyrus documents written on silk Documents Written on Silk Unearthed from Han Dynasty Tombs at Mawangdui document system of project engineering standardization document to a superior for statement document topic model document type document type definition document type definition, DTD DOD dodar dodder seed Dodds’Declaration dodecacarbonyltriiron dodecadodecahedron dodecagon dodecagram dodecahedral dodecahedral conjecture dodecahedral form dodecahedral graph dodecahedral group dodecahedral number

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。