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

2?????????

3??????????

4????????

5????????????

?????????????,??,???,?????????????

?????? ?:???????????????,???,?????????,?,????????????????,??,???????????????,????????,????????,????20%?

????????????? ????:7???????5????????????,???? ??(??????)??????4000???,?????????????80%??,?????????????????3000?????????????4000????

? ???????????:??,????????????,???????,???5???????180????,??????????????????????????,??????????,????????????,???????3???5???????????

???? ?:??????????????????200????,???(???????)??,?????????,????

??????????,7??,?????40% ?????????????,???????????????????????????90%;?????????85%???????,????

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