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2006۹ʦ뷨桷ѡ⣨3

 
     41.ijĿһֽʽӹҶֵʱϢ֧ģ
A.ҽ䣬ҽ
B.ҽ䣬ҽ
C.ҽӣҽ
D.ҽ٣ҽ
42.ձֽҪ󣬲ֽĿǣ
A.ʽ
B.չ̶ʲֵ
C.ܶ
D.Ʒ
43.ijĿ̶ʲͶ3850ԪʽΪ462Ԫ̵ʽΪ139ԪͶݵܶΪ578Ԫ˰𼰸Ϊ200ԪݵͶΪ
A.19.50
B.18.04
C.14.49
D.13.40
44.ijĿi1=12ֵFNPV1=2800Ԫi2=13ʱFNPV2=268ԪԲڲΪ
A.13.11
B.11.09
C.12.91
D.12.09
45.ڹҵĿУƽͼָ
A.ƽ
B.ͼƺƽ
C.ͼƺͽ
D.ƽú͹
46.ڹҵ빤۵Ĺϵȷ˵ǣ
A.㳧ƽʽõǷΣǾ
B.㳧չԽ󣬾òԽɼ
C.㳧ijȺͿԽ󣬾òԽ
D.ͬij߶ȺͲӣҲ֮
47.ijĿĸƷֵָ±ݼֵԭõķǣ
ֳܷɱϵ
12.0
0.22
9.0
0.18
14.0
0.35
13.0
0.25
48.ѡ̸Ʒʱȷǣ
A.ƴﵽһȣṹȽȷʱѡø㶨
B.ƶļڽ̵ʱѡøָ귨
C.ȲƲõļȽϳ죬ƹ̸ָʱɲƹԤ㷨
D.ƴﵽһȣṹȽȷʱѡøָ귨
49. ⽨שṹסլ̣ǽש1m2Ϊ0.9m2שȫõΪ50Ԫ/m2.ƹ̸ָΪ580Ԫ /m2ǽˮɰĨ棬ÿm2Ϊ0.92m2ˮɰĨȫõΪ9Ԫ/m2שṹĸָΪ Ԫ/m2
A.571.22
B.616.72
C.625.00
D.633.28
50.ijʯ̣Ϊ10m3λۼ±
˹
IV>
е
λ
գ

Ԫ/
λ
m3

Ԫ/m3
λ
̨ࣩ

Ԫ/̨
Ԥ㶨
ʱʵֵ
2.5
2.0
20
30
0.7
0.8
50
60
0.3
0.5
100
120
ʵ﷨ƸùʩͼԤ㣬ֱӷΪԪ
A.1150
B.1300
C.1530
D.1680
Ķ

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