????

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

????????????????????????????????????????????
??????????????????????????????????????????????????????????????????????????????????????
???????????????????????????????????????????????????????????????????????...

???????????????????????????????? ????;????????????????????????????????????
????????
1???????????;
2??????????;
3?????(???)???O??
4??????????????
????????????????????????
???????????
???78
 

?????????

????????????1.?2200?2.???3.???4.???

      ??,??????????????????????
???????????????????????????????
????
1.???
???????????????????
2.???
??????????????????????????????
????
3.???
??????????????
4.??
???k??????????????????
??
5.???
?????????
????
6.????
????????????s????
??
&nbs...

????????? ?????????? ????????????????????
????????????k??????????? ??????????
1?????????????????????????? 15?10?15?Z15??10??10???12??15????
???30??10??2000ml??2---3 2??????????????????
?10??10??10??10??12?12?10?15??6?12??10???? ???20??15?10??2000ml??1---2
???????????????????????????????...

1?? 2? 3? 4
??1? 2 3? 4??? 5 6 7 9? 10?
1? 2?? 3??? 4? 5? 6?

??   2011-03-19 15:51 ???,
???   2011-03-19 15:58 ?????????

??   2011-03-19 16:02 ??
???   ...