1.һͻkֻOһݵıҪlăɗl?I.ÿӽe200m 2;.ÿӽe500m 2;.˔(sh)֮Ͳ^50;˔(sh)֮Ͳ^100
A.I
B.I
C.
D.
𰸣D
2.PסլOӋf( )`
A.ͨסլӸ˞2.8m
B.Pҡҵă߲2.40mֲ߲2.1m
C.Nă߲2.20m
D.픃(ni)gPҕr1/3eă߲2.10m
𰸣D
2020עԽԇ}졪W(wng)Уn | ||
ԇ} | 2020עԽԇ} | ھ} |
W(wng)Уn |
2020ԇW(wng)Уnȫƾv+}Ay+ԇ}ࣻuyuyώcu |
ھԇ |
3.ȻɹOӋаҎ(gu)Ĵرȴ_er,Ҏ(gu)һ _? ( )
A.x߶0.5mµIJɹڲӋЧɹe
B.(c)ɹϲЧȳ^1mϵ_ړr,Чɹe 70%Ӌ
C.ˮƽ촰Чɹeɹe2. 5Ӌ
D.رȰeͷgăe֮Ӌ
𰸣A
4.Ļ^ЃͯˌûӷgIJԭt,һlDZҪ? ( )
A.ȡѳ
B.λڳ밲ȫĵط
C.õľ^
D.Omσͯʹõl(wi)g
𰸣C
5.ס^(q)˔(sh)^( )ҽӔ(sh)^( )ӵľס^(q)ɲOoˮ
A.500;2
B.500;3
C.600;2
D.600;3
𰸣A
6.ĽMԴһMȫǿɳm(x)Դ?
A.̫Ȼˮ
B.Lܡˮֲ
C.Lϫ
D.ӚȻ
𰸣C
7.kǃ(ni)ĎxhĹcڶ?
A.30
B.50
C.80
D.100
𰸣B
8.ʹõķһlҎ(gu)Ҫ?
A.փ(ni)(c)cľxС50mm
B.ָ߶ȑ0.850.9m
C.ccKc̎쑪ڻ0.3m
D.ĩˑ(ni)յ0.1m
𰸣A
9.סլ(ni)ͨPҵ^С( )m
A.0.9
B.1.0
C.1.1
D.1.2
𰸣B
10.(zhn)·Ǵ(zhn)Ҏ(gu)(ni)·挒( )mϵ·ĿQ
A.12
B.7
C.5
D.3.5
𰸣D