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