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()是由粗骨料表面包覆一层水泥浆相互粘结而成孔穴均匀分布的蜂窝式结构。
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()是由粗骨料表面包覆一层水泥浆相互粘结而成孔穴均匀分布的蜂窝式结构。
A、透水混凝土
B、大体积混凝土
C、高性能混凝土
D、高强度混凝土
时间:2021-09-01 19:58
关键词:
联大
河南城建学院
土木工程
答案解析
A
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混凝土是以胶凝材料、细骨料、粗骨料和水,按适当比例配合,经均匀拌制、密实成型及 养护硬化而成的人造石材。 ( )
()是由粗骨料表面包覆一层水泥浆相互粘结而成孔穴均匀分布的蜂窝式结构。
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混凝土强度主要取决于水泥石强度及其与骨料表面的粘结强度。
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