motorway concrete 中文意思是什麼
motorway concrete
解釋
公路混凝土-
Technology of old cement concrete pavement broken and stable in motorway ' s heavy repair
高速公路大修工程中舊水泥混凝土路面破碎穩固技術的應用 -
Rubber, vulcanized - preformed compression seals for use between concrete motorway paving sections - specification for material
混凝土道路伸縮縫用預成型硫化橡膠壓縮密封件材料規范
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