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

2?????????

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

4??????

5???????

?8????????14? (???? ?)14????,??13???,??

???????

13?12???????????40??,????????,????????10??,?2.5?,????????????,??,??2??112???????821?????????(?????)?????????

?????????????????,??????????,????????????????????????????????????????????????????????????????800???????,???????400??,??????????14?????13???????,??10000??????????????????????

???????????????????????????????????

??,??,??????????????????????;????????????,??????;???,??,????????????,???;????????????????????????????????????,??????????????????????,???????????????????????????,????????,????????????;???????????????,??????????(????????????????)

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