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???b(??)??????,????

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Title: 1 Author: cfy Last modified by: cfy Created Date: 9/17/2004 1:46:05 AM Document presentation format: Company: tzgz – PowerPoint PPT presentation

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Title: ???b(??)??????,????


1
? ? ? ? ? ? ? ? ?
???
2
????,???,????,??? ????,???,????,??? ...
3
??? ?????
3.1.1 ??????
4
1. ???????????????????????,????,????????(??
??)
???? 40 50 80 100
???? 20 25 40 50
200
150
100
75
???b(??)??????,???? ???????____________(??
)
5
2. ?a???????,???????? ________
-a
3. ????????,????,???? ??????????????,???
?????x????,???????? ????________??
5x
4. ?????t????????s??,? ??????_____??/?
5. ?????m?,???5?,???2?, ??????____?,??????____?
.
7m
3m
6
????????????????????????
7
100?

101?
5050
123...100_________
8
100?

101?
5050
123...100_________
9
123...n____________
10
15
12345___________________
..
123...n____________
11
6 . ??????????????
????
????? 1 2 3 4 5
?????
3 5 7 9 11
???
????????,?n????????????????
12
????
  1. ????? ( ?????) P92 1 2

2. ???????????(?????????????????????),?????????
?
4?????
????????????,???????????????????????B?,?????????
?????????
n?????????????????? ?m___________
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