kerosene的解释n.煤油kerosene的例句Therewasakerosenelamponthetable .桌子上有一盏煤油灯。Aprocessbywhichthehydrocarbonmoleculesofpetr oleumarebrokenintosimplermolecules,asofgasolineorkerosene,bytheadditionofhydrogenunderhighpressureandinthepresenceofacatalyst.氢化裂解将石油的含氢分子分裂成更简单的分子（象汽油和煤油的分子）的过程，此分裂过程是在加催化剂及高压氢气的条件上进行的
