单词	品质职能
释义	同品质功能--品质职能
随便看	natural color television natural colo(u)r natural colour natural-coloured natural colo(u)ring matter natural colouring matter natural colour reception natural commutation natural complexion natural conception natural conjugate prior natural conservation natural consistency test natural consolidation pressure natural constraint natural containmen natural containmen, natural containment natural control natural control of voltage natural convection natural-convection natural convection air-cooled condenser natural-convection air cooler natural-convection boiling