????:1?????????:?????95?

2?????????????

3???6????

4????????????

5???????

???????7??17?????? ?,??10???????(7???????????17-26?????????),????????????????????????????????????????????????,?60~120??????,??150~200??,?????????????300????;??????3~7??????,??????????1~2??

??:

17-20????,??????????????????????????????????,???????,?????????????????,???????,??????????????

21-23?,?????????????????????????,??,??????

24????,?????????????????????????

21-24????????????,???????????

??

?????11-14??(7????27-30?),????????????????????????????????40~80???,?100~150????????????????????

?????????????

1??

20?????,??????????????21?????????,???????????,????????????????,???????,????????????,???????

2?????????????

?10????,?????????????????????????????????????????????????????????,??35~39?,????40???????????????

3??????????????????

??10?????,?????????????????1~2??,??1?????????

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