first piece inspect
首件检验
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The first piece machined by each worker in every group (the operating group) needs to inspect by themselves, or by the other , and by the specialist (three types of inspection).
每个工作班的每个工人（或操作小组）加工完的首件需进行自检、互检和专检。
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