????:1?????:??9598??

2?????

3?????????

4?????vx

5????????

?6??????????25???????? (????? ??)25???(?)??????A?????????,?????????????,?????????????

?????,????A?????3.03%,??????,???????????10%,????????????????????(????10%)?

?????,?????????????,6????????????24???,??????D3????,?,?80??????,??????,????D3??5??42%????????????????,???????????????????????

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

???,????????????????,?2????????????????,?????,????????????,???????????????,?????,????????????,?????????,????????????

?????????,????,?????2950?????,????0.44%;???????????8850??????,???0.83%;????????1700??,???1.82%?(?????????????????????) ????????????:??