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关注：1
2013-05-23 12:21
求翻译：熟练掌握 机械设计及焊接工艺、焊接设备、金属热处理原理是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
熟练掌握 机械设计及焊接工艺、焊接设备、金属热处理原理
问题补充： |
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2013-05-23 12:21:38
Proficiency in mechanical design and welding technology, welding equipment, metal heat treatment principle
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2013-05-23 12:23:18
Proficiency in mechanical design and welding processes, welding equipment, metal heat treatment principles
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2013-05-23 12:24:58
Skilled grasping Machine design and welding craft, welding apparatus, Heat Treatment of Metals principle
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2013-05-23 12:26:38
Skilled in mechanical design and welding process, welding equipment, metal heat treatment principle
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2013-05-23 12:28:18
Skilled in mechanical design and welding process, welding equipment, metal heat treatment principle
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