英语词汇“certification of a reference material”的中英文释义、用法、翻译及短语词组-英汉翻译词典

单词	certification of a reference material
释义	certification of a reference material 英?[?s?:t?f??ke???n ?v ? ?refr?ns m??ti?ri?l] 美?[?s?t?f??ke??n ?v e ?r?f?r?ns m??t?ri?l] 释义标准物质的定值
随便看	bum someone out bums on seats bums out bum's rush bum's rushes Bumstead bumstead electroscope bum steer bum steers bumster bumsters Bum Sucker bum-sucker bumsucking bumsville Bumtang Bumtangchhu bumtastic bumtrap bumtraps bum-trip Bum Up bumwad bumwhush bum wine

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