hydrogen donor diluent visbreaking process

• 减黏裂化法

hydrogen donor diluent visbreaking process的用法和样例：

例句

1. Thermal visbreaking of inner Mongolia oil-sand bitumen was conducted at several temperatures for different lengths of time in the laboratory.
   对内蒙油砂沥青在不同的温度和时间进行减黏裂化研究。