?? ??????15?“??????”??????? ??50%????
????:1?????????????:??????
2???????????????
3?????????150???
4???????????
5???????
??11??27?? (????? ???????)??27??,?????????????,????“????????????????+??????+????????????+??????”????15????“????”???,15?“??????”????????,?????50%??????,????,????
?,??“??????????????”???,?????????,??“???????”,??????????????????????????????,???????????????,15????????“????????”???52.4%,?57.8%,??66.9%,???87.5%,??“??”???“??”?????????????,????“??”?22????????8???,???????????????????????63.6%;???40??????4??,????90%?
?????????,??????????????5???????“?????”,?“????+????”????????????????,“???”???????????????????????????????,??(??)????9????39????19??183??63????,???“???”???,??
?????????,????????????“?”,????????“???????????”???????,???5.8?????????????????;????“??????”,?26?????3??,????????,????????????1992??;??????7*24?????“???”,????????????,????1.7?,???????????????,?????????“??”?
??????,???????“??”“???”“???????????????”“??????”??10????“???????”?????IP,??????????????????????,?????????(???) ??????????????????:?????