????:1??????????:?????????800?

2?????????

3?????

4???????sn

5????????????

????2?????????????13??????(?? ???)?????????????,???????????????,????

“??,??????????,??????????,?????????????????????300??,???????????????160?????????,?????”???

??,??????????????1300????,?????????????????????“?????,?????????????????????????????,???????????”??????????????

?????? ????

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

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

????????????????????????,??,??8200???????????1043??????15.77???????????????????????????????2444.1???????????566.95???????????????????????5.83??,???,???????????(???????)

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