???

 ????,??????
        ??,?????????????p,??.????,???T???????????????  
???,?????,?????,????????????,????:???????????????,L??,?,???,???;?,????;???,????????????
??????????

???   2010-08-10 09:10 ?? http://www.hxmryy.c...

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

1??????????????????????????
2??????????????????????
3?????????????????????????
4????????????????????????
5????????????????????????
6???????????
7??????? ????k??????????????
8???????????????
9??????????????
10?????????...

???
1???????
2???????2 cm2?
3?5%1%?
4???????50??
5?????
6??????????????
7???1 cm2??
8???50cm2??
9???30%??
10???34?????
11?????????
12???100 cm2?
13??????????
14????
15????????
16??0.5??0.8?
17??0.8?
18????????
19???1/3??
20?????
21?????????
22???????????
23??
24???
25???
26?...

???1?2???




??
1???????
2???????2 cm2?
3?5%1%?
4???????50??
5?????
6??????????????
7???1 cm2??
8???50cm2??
9???30%??
10???34?????
11?????????
12???100 cm2?
13??????????
14????
15????????
16??0.5??0.8?
17??0.8?
18????????
19???1/3??
20?????
21?????????
22???????????
23??
24...

??????????)...??????
 
 
?  ? ??

??????
???????????
???10??6??????10??16?????
???????????