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

2???????????

3???????

4???????

5??????????

? ????????:“?????????,?,??……”?????????(2??13????????)??????????,???,??????????“???????”,????????????,????????,?????

??,??????,?3.69?,?????????????1.29?,???????,???????

??,?????????????????, ????????????,??0.12????,??,?,?????????,??3.73?,??1961??????????????????,??????,????????????4.49??

????,??????,??,????????????????????????10?????????,??????????,??10??

???????????(2??????13???????????????21??????????),????,????????,????????????????,??????15??????????????,????????????????,??????????5????????,??10????????,????????????,?????????????,?????????????(????/????????? ??)

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