?? ?????? ??????????5.4?
????:1???????:??????????????
2?????????
3?????????????
4?????????
5?????
??????????????????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????(?) ?????:??