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關注:1
2013-05-23 12:21
求翻譯:Threaded and un-threaded studs, Collar Studs, Headed Shear Connectors, bended , tapped studs, refractory anchors是什么意思?![]() ![]() Threaded and un-threaded studs, Collar Studs, Headed Shear Connectors, bended , tapped studs, refractory anchors
問題補充: |
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