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

2???100???

3??????498

4?????????98?

5?????????

??6????????17?????????? (????? ??)?????????17?,??3????????????????,???????????????,??????

6??????16????????????16??17?16??,????4??(????????????)??????7??,????????401.9???,???????24????????(398.5??);?393.1?????,??24?(??391.7?);?296.4???,????24??(?293.2??)?

6????????12????,?????????????????????????????????????????????,???????????????400??,?????????????749.4??

?9.2?????????100??,?38.7%,??91.4?????????????,????222.1??,??103.5???

17??,??????????????????????????,??(??)????????(??) ??????:????