?? ???5.1??????? ?????????
????:1???????????:???????????
2?????
3????????
4?????qq????
5??????????
?1???25? (? ?????)???25?????5.1?,????????
??,1???????????25?19??49???(?????????23.31??,??120.46??)??5.1?,??11?????
???????,????????????????????
?????,??,??????(?????) ??:????????????????