?????????? ??????5.4?

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

???11??????????????????22??????? ????,?22????????????,?5.4?????,??????????“?”?

???????????????,?????22?18???45??????20?22???20??40???20????43??21??29??????????,?20??40??????????5.4?,??23.2??????120.18??????????,??23.2?,???7.7??????????????

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

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

????????,22?????20?40??4.7????????(?) ????:??