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

2?????a5??

3?51????????

4?????vx???

5?????

??,?????(7????????????????????15?????)8?,??165.86???,?????17.86?????????????????????????,??,??

?????(??)?27.85???????????,??????????????????(27.50??????????)0.35??????;?(??)?????(25.30??)0.56???

?,??????????????????????????????????16??

??,???????????????24?????(7??15???????????????8????16?????????????????8?????),?????????????????????????,?????(100~150??);????,??????????????????????????????,?????????????????????????

??,?????????????,?????????????

???11????,????????,??????????????3?????????????????????4?????????????????

(???????????? ?) ??:???????