?? ????????????? ??????????
????:1???????:??????
2?94??????
3????????
4??????????????
5???????
????????12??????4???? ??,??????,??????????????,???,??,????????????(5???????)????????????12?????,??????,?????????????,????????,????????,????200??,????????????,????????????????,????,???
??,????????????????????????????????????,??????????????????????????????????????;?,???,??,????????????,4????????5????,????????,???
??????????6????,?????,?????????????4~6?,?????????????????????4~6??????????
?????????:??????????