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

2?????5???????

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

4?????????

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%?(???????????) ????????????:?????????????