reinforced recycled aggregate concrete beam
... 钢筋混凝土柱 RC column 钢筋再生混凝土梁 reinforced recycled aggregate concrete beam 钢卷吊运装置 steel coil handling equipment ...
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reinforced recycled aggregate concrete beam
钢筋再生骨料混凝土梁
以上为机器翻译结果，长、整句建议使用 人工翻译 。