fluidized bed process造句

例句与造句

1. Fluidized bed processing was first used commercially in fluid catalytic cracking of crude oil in 1941 .
   早在1941年，流化床工艺过程就第一次以工业规模用于原油的流化催化裂化。
2. It's difficult to find fluidized bed process in a sentence. 用fluidized bed process造句挺难的