C!= HI ip 电流过程与双膜传质过程的类似 PG R R2 p GL N PG-pi R R+R2 Ro 6/Dn+6,/HD,H6/D2+6/D Ro=R+R K(P-p3)=K(C*-C)电流过程与双膜传质过程的类似 / / * * / / / / ( *) ( * ) G i i L G G L L G L G G L L G G L L G L G L p p C C N D D p p C C D HD H D D K p p C C K       − − = = − − = = + + = − = − G L pG pi CL Ci 1 2 2 3 1 2 1 2 1 2 1 2 0 U U U U I R R U U U U R R R − − = = − − = = + G L   U1 U2 U3 R R R 0 1 2 = + C Hp i i = R1 R2