2018年公共英语四级短语每日一看1

>>公共英语考试:2018年公共英语四级短语每日一看

>>公共英语名师辅导班

下面是短语内容。

quality control

a system for insuring that a standard level of quality is maintained

Example:

Our quality control division was separate from our manufacturing department so it was more effective at finding and correcting product mistakes before the products were shipped to customers.

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