Engine oil cannot be disposed of down drains.发动机油不能被清理到下水道中。He felt well disposed towards her.他对她很有好感。The taxpayer are unfavourably disposed towards the recent tax increase.纳税者对最近的增加税收十分反感....
There is a common method of refining alkaline cleaning , clay refinement and hydrofining, and so on.常用的精制方法有碱洗, 白土精制和加氢精制等.The development of new petroleum wax hydrofining catalyst - FV - 10 commercial experiments on var...