镦粗

镦粗 [dūn cū]

1. ■ {冶} jumping-up; upsetting

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常用词组

1. ■ 镦粗对焊 upset butt welding;

2. ■ 镦粗机 upsetter;

3. ■ 镦粗（锻）模 heading die;

4. ■ 镦粗试验 upsetting test;

5. ■ 镦粗压力机 upsetting press