??

??????,????????2-5??23????????????????????????????????????????
?
1???????@???23???????
2??????
?
1??????????
2??0.1g?3
3??? ???????????????????????????14??????????5610????????????????????p????????????????????????????510?????????????????????g??????????????????????????.

?12?????????1-7?????8-12???8-10????1112?????

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

1???????????????????????????????2??1????1112???????

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

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

?????????????????????????????051?5??5?????????????????????10????1224????????????????????57??????????????23?~?3...

??
??????
??30??12???10???10?15?10??10???12???10????
???????
????????
??!??

24
24

?206????????????204??????2???3???2 ????????217218??????????????????
24

?12??????????????????????????10?????????????????????????????????

?12 24
?(2 x 12)
?12?24

??
??????????????
?,?,????
?12?????????1-7?????8-12???8-10????1112?????

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

1???????????????????????????????2??1????1112???????

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