常見例句雙語例句This paper introduces present situation and ways of utilization of powdered coal ash in our country.介紹了我國粉煤灰利用的現(xiàn)狀及目前粉煤灰利用的方法。This paper introduces the revolution control principle of powdered coal metering valve for MAERZ vertical kiln and its program flow chart.本文介紹了邁爾茲豎窯煤粉計量閥轉(zhuǎn)速的控制原理，并給出了其程序流程圖。For the sake of treating textile-dyeing wastes, experiments on the activation of silica and powdered coal ash with HCI and its efficiency of treatment are carried out.為了處理印染廢水，進(jìn)行了用HCI活化硅藻土、粉煤灰及其處理效能的試驗。權(quán)威例句These could be among the first full-scale power plants in the nation to turn powdered coal into a synthetic natural gas that is burned in a gas turbine whose exhaust gas powers a steam turbine.FORBES: Lighting Las VegasAnd powdered lignin can be added to pulverized coal for burning in power plants.FORBES: Ethanol 返回 powdered coal