超细粉煤灰对高性能混凝土耐久性影响研究 关键词：超细粉煤灰；高性能混凝土；耐久性 [gap=7689]Key words：ultra-fine fly ash；high performance concrete；durability
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本文采用超细粉煤灰与硅灰的复合技术配制高性能混凝土材料（HPC）。
This paper adopts ultra-fine fly ash and silica fume concrete materials to prepare high performance composite technology(HPC).
本文研究了超细粉煤灰填充酚醛，聚氯乙烯塑料后的性能变化，及填充无补强丁苯胶后性能的分析。
This paper dealt mainly with the work on the properties of SBR, PVC and PF filled with the superfine pulverized fuel ash.
为降低成本而又不大幅度损害活性粉末混凝土的强度，超细粉煤灰等矿物掺合料替代硅灰的量不宜超过加20%。
In order to reduce the cost and increase the RPC strength, the substitution of mixed minerals such as ultra-pulverized fly ash for silica fume quantity can be lower than 20%.
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