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v型缺口精加工
fine v-notch
Last Update: 2012-10-16
Usage Frequency: 1
Quality:
工序名称:v型缺口精加工
process name: v-notch finishing
Last Update: 2012-10-16
Usage Frequency: 1
Quality:
童 工
child labour
Last Update: 2016-12-04
Usage Frequency: 24
Quality: