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关注：1
2013-05-23 12:21
求翻译：分等份进行环缝组对是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
分等份进行环缝组对
问题补充： |
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2013-05-23 12:21:38
Grading were circumferential seam group
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2013-05-23 12:23:18
Such a sub-group of the seamless
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2013-05-23 12:24:58
Minute equal parts carry on the link seam group to be right
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2013-05-23 12:26:38
Divided into portions annular group
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2013-05-23 12:28:18
, up to a ring; 0 seamless Group
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