单词：fluidized bed catalytic cracker
单词：fluidized bed catalytic cracker 相关文章
A: Are you all right? B: No, I'm not. A: What's going on? B: I was just robbed! A: Are you serious? B: Someone just robbed me. A: Did he hurt you? B: He took all my things, but he didn't hurt me. A: I can't believe that. B: I need to make a statement
英语情景对话-犯罪
Song：Who's Been Sleeping In My Bed Artist：Brosis Who's been sleeping in my bed? Ain't nobody sleeping in your bed,what you're talking about? I'm innocent,I didn't treat you bad girl, What you're talking about? What? what? Chorus: Who's been sleep
英语热力歌曲
Diesel fuel in the US and the fumes from diesel engines are about to get a whole lot cleaner. As of today, the Environmental Protection Agency is requiring much of the diesel in the country to have 97% less sulfur in it. It's the start of a project
2006年NPR美国国家公共电台
Volkswagen has devised a new catalytic converter that could fix the majority of the cars in the US affected by the diesel emissions scandal, as details emerge of its attempts to satisfy regulators. 大众汽车(Volkswagen)设计出一种新的催化转
英语新闻