At that time, a method was found to make kerosenefuel from petroleum.
那时，(人们)发现一种从石油中提炼煤油的方法。
2
The use of special oil pump for tanker of self-suction pump, and can be used in the gasoline, diesel, kerosenefuel pump into and such as pump out.
利用特殊的石油泵采用自吸泵型加油机的加油的，可用于汽油、柴油、煤油燃料泵到泵等。
3
Characteristics of supersonic combustion by injecting supercritical kerosenefuel into a Mach 2.5 crossflow at various preheat temperatures and pressures were investigated experimentally.