11.סլ(ni)ͨPҵ^(yng)С( )m
A. 0.9
B. 1.0
C. 1.1
D. 1.2
𰸣B
12.Rո߶ȡ24m(иߌסլ)r(sh)ڗU߶Ȳ(yng)( )m
A.1.10
B.1.05
C.1.00
D.1.20
𰸣A
13.ոcеx( )km
A.10
B.1015
C.1550
D.1030
𰸣D
14.^Ҳ˲( )ӼϵĘnj
A. 4
B. 5
C. 6
D. 3
𰸣A
15.СW(xu)̌W(xu)ǵĘ,ݾȲ(yng)ڶ? ( )
A. 0. 1m
B.0. 2m
C.0. 3m
D.0. 4m
𰸣B
16.ա^O(sh)Ӌ(j)Ҏ(gu)Ҏ(gu),Ќ(du)ڲ^IJƷO(sh)Ӌ(j)Ҫ _? ( )
A.O(sh)ڶӻϵIJƷ췿(yng)O(sh)d؛
B.Ʒ췿(ni)(yng)O(sh)oˮܵ
C.Ʒ췿(yng)O(sh)ڵ
D.Ʒ\(yn)ͨ(yng)ֹF(xin)_(ti)A,ǵ߲̎O(sh)ò1 : 12µ
𰸣C
17.աСW(xu)УO(sh)Ӌ(j)Ҏ(gu)Ҏ(gu),P(gun)ڽ̌W(xu)ǘݵıėl Ҫ? ( )
A.ݿɲ̤,(yng)ϷҎ(gu)Ҫ
B.ݵ¶Ȳ(yng)300
c.ݶεăȴ2500mmr(sh)(yng)O(sh)g
D.ݾČȲ(yng)110mm,(dng)^110mmr(sh)횲ȡȫo(h)ʩ
𰸣B
18.^d(ni)ڗUO(sh)Ӌ(j)Ҫ,һl? ( )
A.ڗU߶Ȳ(yng)ړҕ
B.ϯƺǰMߵ0.6mr(sh)(yng)O(sh)ڗU
C.ϯ(c)oи߲Ŀvߵݲr(sh)(yng)O(sh)ڗU
D.ǰź͘njӰڗU(yng)ȡʩCȫ,(sh),IJֲõ0.4m
𰸣B
19.ͶY½һ̈(j)O(sh)ȑ(yng)( )(xing)
A.(du)(xing)ĿM(jn)гO(sh)Ӌ(j)
B.ψ(bo)ܲT
C.(xing)Ŀh
D._O(sh)c(din)YI
𰸣C
20.еһ( )m
A.35
B.46
C.57
D.68
𰸣D