品質控制 pǐnzhìkòngzhì quality control Origin Definitions Defs Strokes Stroke Words Sentences Sents 品质 品質 pǐnzhì noun quality The grade or excellence of a product or service; also refers to general quality such as "air quality" or "quality of life".控制 kòngzhì verbnoun to control to exercise control over; to dominate; to keep within limits or restrain from spreading