The recent advances in the oxidative desulfurization process for petroleum fractions were introduced.

介绍了馏分油氧化脱硫技术的新进展.

互联网

A technique for measuring the corrosive sulfur in the petroleum fractions was introduced.

文章介绍了一种测定石油馏分中腐蚀性硫的方法.

互联网

The cracking of light alkanes is much difficult in comparison with that of petroleum fractions.

低碳烷烃裂化比石油馏分困难得多.

互联网