“primary reference material”的概念、定义、翻译、参考文献-科学参考

单词	primary reference material
释义	primary reference material Encyclopedia 工学〔化学计量基本概念〕释 primary reference material基准标准物质在化学测量领域中用作原级（基准）测量标准的物质。是化学测量溯源体系的顶层物质基础，也是有证标准物质的最高等级。 Chemistry ＞分析化学＞标准物质＞释义 primary reference material基准物质＞分析化学＞标准物质＞释义 primary reference material一级标准物质
随便看	Bratislava Bratsk Brattain Brattain, Walter Houser Brauer Brauer algebra Brauer chain Brauer character Brauer characterization Brauer group Brauer group of a local field Brauer homomorphism Brauer main theorem Brauer number Brauer Severi scheme Brauer-Severi scheme Brauer Severi variety Brauer-Severi variety Brauer-Siegel theorem Brauer theorem Braun Braun-Blanquet vegetation school Braun conjecture Braun GmbH Braun, Karl Ferdinand

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