pumping of super-high level concrete的意思|示意
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泵送超高等级混凝土
pumping of super-high level concrete的网络常见释义
超高程混凝土泵送 ...超高程混凝土泵送； 施工技术 [gap=835]Key words:Guangzhou New TV Tower; core tube; steel formwork; mix proportion; pumping of super-high level concrete; construction technology ..