“permissible concentration-time weighted average”的概念、定义、翻译、参考文献-科学参考

单词	permissible concentration-time weighted average
释义	permissible concentration-time weighted average Encyclopedia 工学时间加权平均浓度释 permissible concentration-time weighted average时间加权平均容许浓度一个工作日8小时或一个工作周40小时中以接触有害物质的时间为权数计算所得的平均浓度。
随便看	whole route of War of Resistance against Japanese Aggression wholesale market of agricultural products whole-sale of books whole-sale of newspapers wholesale price of agricultural products Wholesaler wholesale trade whole-sky imager wholesomeness wholesomeness of irradiated food whole-stalk sugarcane harvester whole stand model whole star zero momentum control Whole Story of Yue Fei whole-village poverty alleviation whole-wave plate whole-wave plate, full-wave plate Whole World Joining in Jubilation Opera Troupe Wholf hypothesis wholly state owned enterprises in China WhoLoDancE Whoopi Goldberg whooping cough W. Hopkins W. Hopkins (1793—1866)

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