英语词汇“PPM”的读音、翻译、释义、用法及例句-智慧网

词汇	PPM
释义	PPMPPMabbr.1.■Parts Per Million 百万分之几,百万分率
随便看	multisystem mode multisystem network multisystem network facility multisystem networking facility multisystem operation multi-tailed bandaging multitandem valve multitap multitape Turing machine multi-target measurement multi-target processing ability multitarget theory multi-target well multitask multitask disk system multitask function multitasking multitasking built-infunction multitasking options multitask link control multitask management multitask monitor multitask operation multitask program multitask system

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