“长度计量基准”的概念、定义、翻译、参考文献-科学参考

单词	长度计量基准
释义	长度计量基准 Encyclopedia 工学米定义释 primary standard of length长度计量基准以现代科学技术所能达到的最高准确度保存和复现长度单位“米”的整套装备。
随便看	theory of obstructions theory of oil gas formation theory of oil-gas formation theory of ominant structural plane theory of open and peaceful mind theory of opera conception theory of opera imagery theory of opera real-virtual interplay theory of operators theory of optical activity theory of ordinals theory of ordinary representations theory of organic decentralization theory of organizations theory of original evil of human nature theory of original goodness of human nature theory of origin of species theory of oscillations Theory of Painting theory of pangenesis theory of parental investment theory of participation theory of partitions theory of party organ newspaper theory of penalty deterrence

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。