英语词汇certified reference standard怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	certified reference standard
释义	certified reference standard 简明释义有证参考标准网络释义 1 ?有证参考标准有证参考物质；有证参考材料 certified reference material(CRM) 有证参考标准 certified reference standard 有证参考标准 certified reference standard .. 双语例句 1 The certified value of the standard reference material developed is accurate and reliable, and is approved as the national matter standard sample. 所研制的标准物质定值准确可靠，已被定为国家实物标准样品。
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英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。