“refinery process”可以造什么句，refinery process造句

2、The fine products with a purity above 98% can be got in the process directly without any kind of organic reagent and refinery process.

4、Heat exchangers are the critical equipment in petroleum refinery process units, whose corrosion will have a great impact on the normal unit operation and product quality.

1、In the early stages of refinery development, when illuminating and lubricating oils were the main products, distillation was the major and often only refinery process.

5、The natural zeolite of Fuxin is characterized by large scale reserves, high tenor, excellent types. How to refinery process and effectively utilize is a heave problem at present.

3、When discussing environmental impact of refinery process, both energy and process waste should be considered, because it consumes a lot of energy.