英语词汇“part per millionppm”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	part per millionppm
释义	part per millionppm 百万分比
随便看	labour of private individual labour of private individuals labour of Sisyphus labour of social character labour of superintendence labour on labour one's way labour-only subcontracting labour only subcontractor labour-only subcontractor Labour on towards safety labour organization labour organization in construction enterprise Labourot labour our ways labourous labourously labour output ratio labour-output ratio labour over labour overturn labour pact Labour pain labo u r pain labour pains