“national primary standard for primary chemical purity”的概念、定义、翻译、参考文献-科学参考

单词	national primary standard for primary chemical purity
释义	national primary standard for primary chemical purity Encyclopedia 工学化学成分量计量释 national primary standard for primary chemical purity基准试剂纯度国家计量基准通过恒电流精密库仑滴定法测定容量分析用基准试剂纯度的国家计量基准。
随便看	near integer near-IR near-letter quality near linear space near-linear space near-lunar space nearly associative algebra nearly Borel measurable set nearly circular domain nearly compact nearly diurnal free wobble nearly everywhere nearly free electron model nearly independent particle system nearly integrable system nearly optimal nearly parabolic comet nearly parabolic orbit nearly perfect code nearly perfect crystal nearly poised series nearly reducible matrix near-magic nucleus near mapping near-marine sediment geochemical survey

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。