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

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

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

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

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

?????:???? ??“??????????”

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

????:1???????????:51pc·mc????

2????????????

3??????100?????

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

5??????v

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

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

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

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

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

?????:????