“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	edge-reconstructible graph edge reconstruction edge reconstruction conjecture edge sensor edge sequence edge set edge space edge species edge splitting edge state edge subgraph edge symmetry edge train edge transitive graph edge-transitive graph edge triggering edge vector edge water drive edge water stratified reservoir edge wave edgework Edgeworth Edgeworth expansion Edgeworth-Kuiper Belt Edgeworth series

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