zhì liàng kòng zhì
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  • n.quality control (QC)

    • tā shì yī míng zhì liàng kòng zhì jiǎn yàn yuán

      质量控制检验员

      She is a quality control checker.

    • zhì liàng kòng zhì biāo zhǔn

      质量控制标准

      standard to control the quality