????:1?????????:??????

2?????

3??????????

4???????

5??????150??????

?? ????????:“????,??????,?????????????……”??(2??13?)?????????,????????,????????????“????”,???????,???,??

????????????,??????????,?????????3.69?,??????????????1.29?,??,??

???????????????,??????????, ??????????????,??0.12??????????,?,??,???????,??????????3.73?,???????1961??????????????????,??????????,????????4.49??

?,????????,??????????,????????10??????????????,??,????????????????10??

????????(2??????????????13????21???????),????,???????????????????????,?????????????,?????????15?????????,??,??????5????????,??????10?????????????,?????????,??????,????????(??/???????????? ??)

??:???