petroleum wax

• 石油蜡

petroleum wax的用法和样例：

例句

1. The development of special wax is the crossover path that the paraffin wax is changed to the high added value product from the primary product in Fushun Petrochemical Company.
   发展特种蜡是抚顺公司石油蜡由初级产品向高附加值产品跨越的必由之路。