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

?????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?????????,????????,??????????????