????!?????????? ????????????
?????????? ???????:“??,????????,???……”??(2????????????13??????????????)????????????,????,??????“????????????”,????,??????????,?????????
????????????,???????????????,??????3.69?,??????1.29?,??,???
???????,????????????????, ?,??????????0.12???????????,???,??????????????,????????,????3.73?,????????1961???????????????,??????,??4.49??
????,??,????????,???????????????????????????10??????????,?,???????10??
????(2?????????????13????????????????21??),??????????????,?????????,?????????????,???????15??,?????????,??????????5????????,??10???,??????????,?,???(????????/?? ?)
?????:??????????