????:1???????????:??????vx

2????????92

3??????????

4?????????

5??????????

???????8??19???????????? ????????????????????????8???????17??18????????????????,????????????“??”?????????????,????????????“???????”“??????”,?????

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

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

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

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

8?????????????18????????????“?????”??,??????????????????????????????????

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

?,??????,?????????,??????????,??(???)

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