“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	Castelnuovo Castelnuovo-Enriques invariant Castelnuovo lemma Castelnuovo theorem Castelo de Sao Jorge CASTEP caste politics CASTEP程序包 caster's pneumoconiosis cast explosive Castigliano second theorem Castigliano theorem Castigliano’s first theorem Castigliano’s second theorem Castile Castilla Castilla,Puerto Castillon Castillon problem casting Casting a Fishing Net casting aluminum alloy casting aluminum matrix composites casting and paring Casting Coins Site of Han Dynasty

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