????:1???????:??????????

2???????????

3?????????

4???????

5????????

?????????9?????????????5??? ?5??????????????????,????,????,????????????????

????????????,?????????????,???50???,?????,??????????????7???????????????,???????1200????,?????27????42?????70?????80????????????,???????????????40?2????????????????10??????????????7??????????42???

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

?????????????????5??????,?????12????????????????????????????????(????????????)??,???????8100???????????,???????????????????????????????? ??????????:???