对车针进行测量
以确保每个车针的尺寸
对车针进行检验
肉眼检验每个车针的尺寸和质量
磨损测试
车针完工后,通过磨损测试以确保产品的质量
质量检验
用显微镜来检验车针的尺寸和质量是否合格
质量检验
完成以上步骤后,对车针进行打包
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