coal ash rate 煤灰比
rate of ash reduction [矿业] 灰分降低率
ash discharged rate 排渣速率
crude ash removal rate 粗灰分去除率
rate of ash 灰分产率
utilizing rate of fly ash 粉煤灰利用率
The experiment results show that that the elastic modulus is reduced when fly ash only was added to RAC and present a significant difference with the rate of fly ash and slag content.
试验结果表明：粉煤灰单掺会降低再生骨料混凝土的弹性模量，粉煤灰与矿渣双掺对弹性模量的影响随两者组合比例不同而有显著差异。
In column experiment during 21 days, it was observed that the granulated fly ash could continuously remove the phosphorus under high hydraulic loading rate.
还进行了为期21天的连续过滤试验，发现滤床在高水力负荷条件下能持续地去除景观水中的磷。
The slagging, fouling and abrasiveness performances of co-firing low-temperature pyrolyzed biomass with coal depend on the ash content, the ash component of them and their blending rate, etc.
热解生物质与煤共燃时的结渣、积灰和磨损特性取决于热解生物质灰分含量、灰成分，煤的灰分含量、灰成分以及混合比例等因素。
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