Our known fossil fuel reserves are soaring. New finds of coal, natural gas, oil, tar sands, and oil shale keep growing, not declining.
已知的矿石燃料储备猛涨；不断有新的煤矿、天然气、石油、焦油砂和油页岩被发现；人口数量也在增长。
2
In the second part, with the mixed emulsifier and the method of ultrasonic emulsification, the waste coaltar pitch was used to produce emulsified fuel.
第二部分内容采用混合乳化剂和超声乳化法，以炭素厂废煤沥青为原料生产沥青乳化燃料。
3
The experimental results show: delayed coking for coaltar can obtain higher fuel oil yield, lower wax oil yield and better products distribution.