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

2???????

3???????shuashua

4???????

5????????

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

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

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

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

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

????????:????????