????:1?????998:?????

2????????

3?????

4????????

5??????

12???????????????21??,???????????????????????????,????????????????

??????????105????????,??25??80???????127????????????,??138?,???3?????3200??????????819???????

????,?????????????????????????10???40????????????????????????????????,??,??????????,???????????,????????,????,????????????????30????(??? ?????????? ????? ????????? ????????)

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