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

2???????

3???????

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

5??????

??:???,??????????,???????????????,????????

????????????,????10??????????1????????????15??????????????,?788.2????????????????,???????????26.6%,????????????7?????5A???10.89?,???40.65%?

?????? ????????400?

?????,????????????4????,?638?A????????195????????????????45?84?????????????????402.25????

????,??2900???????????629??????????,“?????????????????????+”?????????

???????????? ?????????????4A???????????5.1%

?????????,?????????????,???????4A?????????262.5?????,????????????5.1%;???100?????26.9????????????,?????????????7.8%;?????75???28.4?????????????,????3.8%?

?????“????”????,???????????????3000????

???? ??????????????????16%

????,10?????1????,?320?????,????16%?

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

???? ???????????????200%

??????????,???????????:??????????????????????????????????????????,??????????????200%??

??? ??5.5?

10????1??,???????????5.5?????????,10?????2???????10????????6??,????????????????,????????????????????????

???????50???????????????,??????????????????????????“???”???,????????230?????(???????????????),?50??????????????,?????????????????????

?????? ???

????????75???,“??”“75???????”“???????”????,???????????????????

??????????,????????:??????????????????????

????????,3050??,?????47%,??,?43%???????????????????????,???????6???????????????

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

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