5Perez-Garca J,Sanmiguel-Rojas E,Hernandez-Grau J.Numerical and experimental investigations on internal compressible flowat T-type junctions[J].Experimental Thermal and Fluid Science,2006,31(2):61-74.
6Austin R G,van Bloemen Waanders B,McKenna S,et al.Mixing at cross junctions in water distribution systems.II:Experimental study[J].Journal of Water Resources Planning And Management,2008,285(5):295-302.
7Guohui Gan,Saffa B.Riffat.Numerical determination of energy losses at duct junctions[J].Applied Energy,2000,67(3):331-340.
8KACPRZAK K,GAWRONSKI J.Cinchona alkaloids and their derivatives:ersatile catalysts and ligands in asymmetric synthesis [J].Synthesis,2001,(7):961-998.
9COREY E J,XU F,NOE M C.A rational approach to catalytic enantionoseletive enolate alkylation using a structurally rigidified and defined chiral quaternary ammonium salt under phase transfer conditions [J].J Am Chem Soc,1997,119(50):12 414-12 415.
10LYGO B,CROSBY J,LOWDO T R,et al.Structure-selectivity studies on catalysts for the phase-transfer catalysed asymmetric alkylation of glycine imine esters [J].Tetrahedron,2001,57(12):2 391-2 402.
