????????11??????????????????22????????(??????????????????????????)??22????????????????????????,??????????????????????????????????????????????7??????,???“??????????????????”?????????????“????”????“????”?????“???”?

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

?,????????,???????????????????«????????»??????????????????????“?????????????????????????”???????10???,???????????????“1(???)+N(??????)+X(??????????????)”???????????,????,????“??????????????????????????”????????“????”?????????“????”??????????????????“???”,???

????,????????????????,????????,??,?????;????????,??????,?????????????????????????????????????????,?????

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

??????????:???? “?????????”????

?? ?????7??????????????

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

2?????

3?qq?????

4???????????????

5?????

????????11??????????????????22????????(??????????????????????????)??22????????????????????????,??????????????????????????????????????????????7??????,???“??????????????????”?????????????“????”????“????”?????“???”?

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

?,????????,???????????????????«????????»??????????????????????“?????????????????????????”???????10???,???????????????“1(???)+N(??????)+X(??????????????)”???????????,????,????“??????????????????????????”????????“????”?????????“????”??????????????????“???”,???

????,????????????????,????????,??,?????;????????,??????,?????????????????????????????????????????,?????

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

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