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

2?????

3??????????

4????????

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

??8?????13????? (??)13???????????????????,??????????,13?12????40????,?,?820???

13??????12?40??????????????????????????,???????????????????,????????10?????????,???????2.5???

??????????????,??????????????????????????????,??????????????,??2??????112??????????820???????(?????????)?????????????????,?,??????????????????????7000????????

??????????,??????????????,???????8????????????????????,?????

????,??,??,??????????????????????????????????????????600??,????????????100???????,?20??????(??????????) ???:?????????????