??????????????

????:?????????:??????

????(???):???(10???12????)???????,?????????,??????????????????????????5???

?????23??,????????30%????????,????????10???,???????????????“????????????”?

????,??????????????????????????7?????????????,???1200??????????????,????????????27????????????42????70?????80?????,?40?????????????2??10???7???42????

???,????????????????????????????????????????????????????,?70%????????????,??13?? ????:????