英语词汇photometric primary 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	photometric primary standard
释义	photometric primary standard 简明释义光度基准器网络释义 1 [光]?光度基准器 ... 光度积分器 photometric integrator 光度积分球 photometric integrating sphere 光度基准器 photometric primary standard ... 短语 1 primary photometric standard 光度基准双语例句 1 The whole system was calibrated by standard lamp with the standard transferred from the national primary photometric and colorimetric standard. 系统量值传递是通过国家色度和亮度基准标准灯来完成的。
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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。