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单词 quality control
释义

WordReference Random House Unabridged Dictionary of American English © 2024
quality control′, 
  1. a system for verifying and maintaining a desired level of quality in a product or process by careful planning, use of proper equipment, continued inspection, and corrective action as required.
  • 1930–35

Collins Concise English Dictionary © HarperCollins Publishers::
quality control n
  1. control of the relative quality of a manufactured product, usually by statistical sampling techniques
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