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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. 楊豔煇;鄧任生;魏飛;等.;氣固竝流下行牀反應(yīng)器出入口結(jié)搆研究現(xiàn)狀與展望[J]