paraffin hydrocarbon

例句：

1. 1. The petroleum industry uses paraffin hydrocarbons to produce lubricants and fuels.
   石油工业使用石蜡烃生产润滑油和燃料。
2. 2.Paraffin hydrocarbons are used in the production of plastics and rubber.
   石蜡烃被用于塑料和橡胶的生产。
3. 3.The paraffin hydrocarbon molecules have a high melting point, making them suitable for use as heating agents.
   石蜡烃分子具有高熔点，因此适合用作加热剂。