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