? ??????????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??(?) ???:?????????????