test piece number

例句：

1. 1. The engineer needs to test the new piece number before assembly.
   工程师需要在装配前测试新的零件编号。
2. 2.The technician will need to check the test piece number for accuracy.
   技术人员需要检查测试件编号的准确性。
3. 3. The manufacturer has assigned a unique test piece number for each model.
   制造商为每个型号分配了一个独特的测试件编号。