“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	stationary watt hour meter technology stationary wave stationary wave method stationary X/γ radiation monitor station-based assembly station beam Station, Beijing station building subsidiary station center coordinate system station control system station coordinate station correction station drift station error Stationery of Han Dynasty Stationery Suitcase for the use of Qianlong Emperor station external environment design station hall station head Station Households station keeping system Station Language station layout station master station of inclined drift

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