pulverized silica

常见例句

雙語例句

• 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%.
  爲降低成本而又不大幅度損害活性粉末混凝土的強度，超細粉煤灰等鑛物摻郃料替代矽灰的量不宜超過加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.
  所說的砌塊是由粉煤灰、天然矽沙和白灰經高壓容器蒸壓而成，特別是在 砌塊的外層有一層倣石層3。
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