?????12?????????13??? ??13??????????????,???????????????????????

????????????????????????,?????,????,???????????,????????23????????????,????????????????????,?????????,??,??,??????????????

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

?????????????????????????????????????????????????????????? ???????:???? ??“??669”

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

????:1???669:??????

2?????v

3?????????

4???????

5????????

?????12?????????13??? ??13??????????????,???????????????????????

????????????????????????,?????,????,???????????,????????23????????????,????????????????????,?????????,??,??,??????????????

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

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