????:1???????:??98???

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

3????????????

4?????????

5???????

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

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

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

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

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

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

????:?????