2、链转移主要类型 Mn●+M-Xkry→MhnX+M· Rir.M =kiM[M-][M] n●+I-Xkrx→MhnX+I● Ri.x=ki[M-]I] m●+S-Xkrs→MinX+S● Rs=ki.s[M-]IS] hm●+P-Xk-p→hnX+P● Rp kp[M-IP] hm●+A-Xr4→nX+A● R4 =K4IM-][A] Mn•+I − X ⎯⎯→MnX + I • tr x k , [ ][ ] , , R k M I t r x t r x =  Mn•+M − X ⎯ ⎯→MnX + M • ktr,M [ ][ ] Rt r,M = kt r,M M M Mn•+S − X ⎯⎯→MnX + S • tr s k , [ ][ ] , , R k M S t r s t r s =  Mn•+P− X ⎯⎯→MnX + P• tr P k , [ ][ ] Rt r, p = kt r, p M P Mn•+A− X ⎯⎯→MnX + A• tr A k , [ ][ ] Rt r,A = kt r,A M A 2、链转移主要类型