??()()()()()expexpjjjjjjjAikxxxxBik xαψβ??????? ?==??? ??????????. (3) ????????????()jxψ?()()*//jjxxmψ?????????()()()()()()()**11**11**11**111 exp( ) 1 exp( )121 exp( ) 1 exp( )jj jjj jR jL j jR jLjjL jj jjjjLjj jjj jR jL j jR jLjj jjjjRkm kmikxx ikxxxkm kmxkm kmikxx ikxxkm kmxαβα++++++++??????+????????????????????????=?????????????????+ ?????????????????(),jjRxβ??????????(4) ??1jk+?????j?1???????()jL Rx???j??????????????????????(4)???????()()()()**10 10**101 011**1110 10**01 01111211nnjjnkm kmkm kmabMabkm kmkm kmααββ?=??????+????????? ????????????=?? ?????????? ???? ?????+????????????∏()()nnbMbαβ????=??????()()11 1221 22nnbMMMMbαβ??????=??????????. (5) ?????????