?? ????????????????:?????
????:1???????2000:?????????
2?????
3?????
4?????
5?????????
?12???18????????????????????? ??????????????????,???????????????????????12???????????????????????18??????????,???,??????
????????????????,??????????????????????,???????
???,???????????????????
?18???,?????????????,??,????????
??,????17???????????????,?????,???????,???????????????????????????????????? ?????????:??????????