英语词汇“parts per billion”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

单词	parts per billion
释义	parts per billion freq. 6 dict. 2 un.十亿分之几 [网络]十亿分率；十亿分之一；千万分之一份
随便看	bore shaper bore shaper cutter bore shitless bore sight Boresight. boresight bore-sight boresight adjustment boresight camera boresighted radiometer boresight error boresight fixture assembly boresight gain antenna boresighting boresighting adjustment boresighting error boresighting test boresight line boresight location boresights boresight shift boresight slope Boresight tower. bores into bore size

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