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TUBE,RD,S304,3,2.87,16 GA 不銹鋼的圓管在國標(biāo)里如何選??？ |
Archiver|手機版|小黑屋|機械社區(qū) ( 京ICP備10217105號-1，京ICP證050210號，浙公網(wǎng)安備33038202004372號 )
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發(fā)表于 2011-8-9 10:35:32
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