rest bar

基本解释支承扁钢

网络释义

1)rest bar,支承扁钢2)Flat Steel Supporting Bar,扁钢支承条3)supporting steel pipe,支承钢管4)supporting steel plate,支承钢板5)supporting angle steel,支承角钢6)column-supported shallow lattice shell roofs,柱支承扁网壳

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