常见例句Wilson K H,Waldir P M,Jose G F R,et al.Multifunctional Entry Method and Device for Downward Flow Tube Reactor[P].US Pat.:20030194 360A1,2003-10-16. 杨艳辉;邓任生;魏飞;等.;气固并流下行床反应器出入口结构研究现状与展望[J] 返回 Waldir