?? ?????? ???????????????
????:1???????:?????
2??????95?98?
3????????????
4???????????
5?????????????
?2??2????????????? (?? ??????)???????????????????(?)?2??????1??,?????????????????????????
??,??2?????????????????1?????,????????????????????????????,???????????????
??,?????????,???????????????????????????,?????????????
??????????????2?????1????????????????????,?????????????????????????????90%??
2??????????????2????????????,??????,???(?????????????) ??:??????