????8????????22??? (??????????????? ????????? ??????????)???22??????,???,?????????????????????1.79??,??11.56%,??????????1.68???????,???4.79%?

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

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

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

??????????,??????,????????????????????,???????????????????????????????,??????????(????) ?????????????:??????????????? ??“???????”????

?? ???1.79????????????????????

????:1????????:?????300??

2?????wx

3???????????

4????????

5???????

????8????????22??? (??????????????? ????????? ??????????)???22??????,???,?????????????????????1.79??,??11.56%,??????????1.68???????,???4.79%?

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

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

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

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