英语词汇“ppm.”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	ppm.
释义	ppm. [医] 兆比率(百万分之几)
随便看	leather winged beetle leatherwings leatherwoman leatherwomen leatherwood leather-wood leatherwoods leatherwork leather-work leatherworker leather-worker leatherworkers leather-workers leather-working leather working leatherworking leather working gloves leather-workings leatherworks leather-works leather-wrapped leathery leathery back leathery change leathery cheese 鰝鰞鰡鰢鰤鰦鰧鰪鰫鰬血泵血洗血津儿血活血流血流如注血流成河血流漂杵血浆血浓于水