crude benzene

• 粗苯

crude benzene的用法和样例：

例句

1. The crude benzene hydrorefining process routes were described.
   粗苯是焦炭生产的副产品。
2. The consumption of crude benzol is obviously reduced by decreasing the extraction temperature properly and it doesn't influence the efficiency of dephenolization.
   适当降低萃取操作温度，可以明显降低粗苯消耗，而不会影响其脱酚效率。