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

2????????

3?????v

4???????????

5????????

??????1?4??????????(?? ? ?????????? ?????????????)1?????4?????????????,??????,?,???,??????6????

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

???,???,???,???6800???????1200?????????????????????,??20????,????

?????,???,???????????????,??????……??????????????????????????????,???,?????????,???????????????

???????6????????????? ????????????????????

??????:“????1????????????4???????3??????????,16???????????,10?????,????6????????????????,???????????,??????,????,??????”

??,?????:“???????,????????????????5000???????,??6000????,?????????????????”

?????????,?????????,??“?”,???,??????????????,????,????????????????????????,????????????,?????????????????

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

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