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

2??????????

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

4???????????

5?????q?

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

?,??????,?????????????????60%????????,???????,??????????????

??????????,????????????????1800????????????????????????6????????6??????,????????6???????

?????,?????????????,?????,??????????????800???????????

????????????????????????????????????????,????,?????????????????,??21??????????

6??????15????????,?????????,?????????,?????,??????,?????????74??????????85%?????????????????

????(6???????????????16?????????????)??,???????417??????????,?????13???????,?????????,??? ??????????:??