The modified method of phosphogypsum and the application of modified phosphogypsum to cementmanufacture are studied.
研究了磷石膏的改性方法及改性磷石膏在水泥生产中的应用。
2
Carbon dioxide emissions stem mainly from the combustion of fossil fuels and the manufacture of cement.
二氧化碳排放主要源自矿物燃料的燃烧及水泥制造。
3
Similarly, oxygen enhances the combustion process in industries that manufacture glass, aluminum, copper, gold, lead, and cement or that are involved in waste incineration or remediation.