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

2???????

3????????

4?????????

5?????vx

?????????????????11????????????23???????????????????????(? ???????)?????????????23??????,???,???

“?????,???????????,???????????1300??1600?,????????????????????”???????????????????????????,???

11????23?????????????????,??,????????????????? ???????? ????????????????????

??????????????,?????14????????????????,??????????,????????????????????????????????????????????????????????

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

11???????????????????????23???????????,??????,?????????????????????????? ? ?

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

?,??240?????????????????????????,???????????79?10???????????????,??????????????550??????????????,??????????

11??????????????????23?????,?,??????????????????????????? ????? ????

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

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