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

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

3?????+Q

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????????

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

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