单词	effective labor
释义	effective labor 有效劳动
随便看	conductive black coil coatings conductive block Conductive bodies in crust conductive body conductive bonding agent conductive, bonding agent conductive buffer layer conductive cantilever beam conductive capacity conductive carbon black conductive casters conductive cell envelope conductive cement mortar conductive ceramic conductive ceramic particles conductive ceramics conductive channel black conductive characteristic conductive characteristics conductive charging conductive coat conductive coating conductive, coating conductive coating paint conductive coatings