基本解釋[冶金工程技術(shù)]微粉狀硅石英漢例句雙語(yǔ)例句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%.為降低成本而又不大幅度損害活性粉末混凝土的強(qiáng)度，超細(xì)粉煤灰等礦物摻合料替代硅灰的量不宜超過(guò)加20%。The block is prepared with pulverized fuel ash, natural silica sand and lime through steaming and pressing with a pressure vessel. In particular, a simulated stone layer 3 is added outside the block.所說(shuō)的砌塊是由粉煤灰、天然硅沙和白灰經(jīng)高壓容器蒸壓而成，特別是在 砌塊的外層有一層仿石層3。ip.compulverized silica更多例句專業(yè)釋義冶金工程技術(shù)微粉狀硅石