The high performance concrete for core wall of earth dam must be good workability, low early strength, high final strength, high seepage resistance, low elasticity modulus and high tensile strength.
黄壁庄水库副坝防渗心墙加固工程所需高性能混凝土，要求和易性好、早期强度低、后期强度高、抗渗性能好、低弹模和高抗拉强度。
To research the mixing methods of high strength concrete and decide the mix ratio of core concrete of the specimens.
研究高强混凝土的配制方法，在此基础上确定本试验的配方。
In the precast reinforced concrete members can use foam concrete as its inner core, make its have the good performance of high-strength heat insulation.
在预制钢筋混凝土构件中可采用泡沫混凝土作为内芯，使其具有轻质高强隔热的良好性能。
In the precast reinforced concrete members can use foam concrete as its inner core, make its have the good performance of high-strength heat insulation.
在预制钢筋混凝土构件中可采用泡沫混凝土作为内芯，使其具有轻质高强隔热的良好性能。
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