composite channel steel beam的意思|示意

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组合槽钢梁


composite channel steel beam的网络常见释义

组合槽钢梁 ... 加固; 改造; 组合槽钢梁 [gap=952]Key words:arch frame; crack; strengthening; rebuilding; composite channel steel beam ...

composite channel steel beam相关短语

1、 channel steel-concrete composite beam 槽形钢