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

2?????????

3??????

4????????

5?????szsn

?2??17? ???????,??????17??????

????10???(2????7-16?),??????????????,??

??10?,?????????,?????1~2?,???????????????????????????????3??????????????????

??10?????????????(2??????17-26?),?????????????????????10~30??,?????????????????????????40~80??,?100??????,???????4~8????,??

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

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

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

17??,??????????????????,?????????????????4~6???????????????????????????????????????????????????????????????4~6????????????7~8??;??????????????????????????????????7??????????8??????????,?????????????8????9?????

17-23??,??????????????????,????????

??????11-14?(2?????????????????27???????3?2??),????????????????????????????????????5~15??,?????20????;???????

??10??,??,????????????????????????????40~80????,????100??,?4~8??17-23??,???????????,??????????

??:?????