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

2?????????

3???sn???????

4?????????

5??????

??????????????2???????7? (???? ??????????????)“???????????,????????,???????????”2?????6???????????8??,???????????

??,???,????????????????????????,??????????130?,?????????

????? ???? ?????

????????????,????????????,????????,????????????,??34?,

????????????????????“00????????????”????????????,?????????8?????????30??????????,??????????,?????,????????????,?????????,??????????????“??????????”????????,??????????,????????????2000??

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

????????,????????????????,?????????????75?,????????????????,???????????????????????,????????????3????????????????,???????????,???????????????,???2L?????????????????????????????????????????,????????????????????

14??,??????????????,????3???????????????,????????????????,??????“???????????”??,?,????????????????????“??????????????,??????”?????????????????,??,?????

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

????????????????? ? ?????????????????

“55?????????,??????”15?????????15?,???,??????????,?????????????,???,???????????16????????????,??????????????,????3200?????

“??????????????????????”17?????,??16????????????????,???,???

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

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