????:1??????50?:??????????

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

3???????150???

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???

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

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