11035| 12
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焊接牢固吗? |
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点评
理论和实际还是有差距的,承重大,就打坡口,别把弓拉满了
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发表于 2011-3-22 13:53:24
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显示全部楼层
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发表于 2011-3-24 16:19:51
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