?????????? ??????????????
??????????????10???????,???
???????????,??????????,???????8.2?,??????????1?????,?????0.7??????3.9??????????????7.9???????????13???;??????????,???????????????????,???????????????,??????????1???
??????????,“????????,????????????”??????,??????????????,?????????????????!
????????????????????,??????????????,?????????,??20???????????????,21????20???????,?????????????,21??????????22?,??22??????????????????20?,??????????????,??????,??????????
????????,???????,??????????????80?????,?,??“????”??????????????,????“??????????”??????,?????????????????,?????????“??”???????????12??????2??????????0.5?????????????,??????????????????????,????
???,??:????,????,???????????????,23???,?????????????????????????,???????,24-27????????,??????????8~12???????14~16??????????,??????,????????
???,???????,?,??,????????,???????????
???????????23????,????????????,????,??????????????????,???????,?????
???:???????????????
??