????:1?????????:??????wx

2???????

3?500??????

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???

???:???