原焦油 meaning in English
crude tar
primary tar
Examples
- Crude tar and crude benzole - terminology ; german version en 12302 : 2000
原焦油和粗苯.术语 - Crude tar and crude benzole - terminology
原焦油和粗苯.术语 - Crude tar and crude benzole - characteristics and test methods ; german version en 14639 : 2005
原焦油和原苯.特性和试验方法