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

2???????

3???????

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

5???100?????

????????????????????????7????2?????????????(??????????? ??) ?2???,?7?8?????????????9?????,??????

??,7????????8???????8??9????????,?????????????????????????????,???9?????????????????,??????????????????,???????????9???????

8?“??”,??????????????????????

??????????????,??????690??????????????,??????40??,???????????????????????,?????????????????????86.67%?

????????????????????,?????????????????????????????????“???”????????,?????????????????????????????(?)????????????????????????(?)?????????????????????????????????152???????????,????????22.03%;??????????????,??????170?,??24.64%;?????470??,??68.12%?(??????????????) ??:???????