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[求助] 求 ASTM E390 钢熔化焊缝的参考射线底片! |
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发表于 2013-10-15 12:34:59
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发表于 2013-10-15 13:35:06
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发表于 2013-10-15 14:37:14
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发表于 2013-10-15 16:40:55
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发表于 2013-10-15 17:08:49
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发表于 2013-10-18 19:34:10
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