single arch beam的意思|示意
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单拱梁
single arch beam的网络常见释义
单跨拱梁 ... motor single beam crane 电动单梁起重机 single arch beam 单跨拱梁 single beam crane 单梁吊车; 单梁起重机; 单量起重机 ...
single arch beam相关例句
Gucheng bridge is a steel tube concrete bowstring arch and variable cross section continuous beam composite system through bridge with single load plate.
古城大桥是一座下承式单承载面钢管混凝土系杆拱与变截面连续梁组合体系桥梁。