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

2????????vx

3????????

4????????

5????????

?1??18??????????(???????????????)1???18????????????,????,?,??????,????????????

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

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

?,??2000????????????????“????”?,????????“???????????”???,??????,??????,?????????????

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

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

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

??????????????????“??”?????? ???

“?????????????????????????,?????????”???????????84???????“?”“??”??????

???,?????,??????????????????????????????4??????????????????,?????????????????,?????5??????,?????“?????????????????????????”“??????”“???”“?????”“????????????”?????(??)

???:????