11.^g(sh)^m˲кηNgMϷʽ( B)
A.ָ
B.Bm(x)
C.^
D.C
12܇ˆTȫڑ(yng)һNʽ(C )
A.܇µ
B._g
C.]g
D.g
13.ý̸(j)(f)s̶Ȅ֞(D )
A.
B.ļ
C.弉
D.
14.P(gun)ڷoڗUİȫҎ(gu)һlcҎ(gu)(B )
A.(yng)ܳҎ(gu)ˮƽd
B.߶Ȳ(yng)С1m
C.x0.1m߶ȃ(ni)(yng)
D.ЃͯӵĈ(yng)òʵǵĘ(gu)
15.Ѓ(ni)еһ헲dzO(sh)Ӌļđ(yng)нMɲ(D )
A.ҪO(sh)估ϱ
B.O(sh)Ӌf
C.O(sh)ӋD
D.A(y)
16.ȻɹO(sh)ӋаҎ(gu)Ĵرȴ_erҎ(gu)һDz_(A )
A.x߶1mµIJɹڲ(yng)ӋЧɹe
B.ɹ_ړrЧɹe70%Ӌ
C.ˮƽ촰Чɹeɹe3Ӌ
D.رȰeͷgăe֮Ӌ
17.йĎϴԡҺͲ͏dNʳƷ췿׃gȷgIJP(gun)ϵкҎ(gu)( B)
A.߲(yng)N
B.ǰ߲(yng)ںߵֱό
C.ǰ߲(yng)ںߵֱ
D.P(gun)ϵ]ԵҎ(gu)
18.҇F(xin)СסլO(sh)ӋҎ(gu)Ҏ(gu)ͨסլӸ߲˸ڶ(C )
A.2.4m
B.2.6m
C.2.8m
D.3.0m
19.ͳнO(sh)Ӌ(yng)֞ĎׂO(sh)ӋA(A )
A.O(sh)ӋO(sh)ӋʩDO(sh)ӋA
B.O(sh)ӋUO(sh)ӋʩDO(sh)ӋA
C.O(sh)ӋʩDO(sh)ӋA
D.UO(sh)ӋʩDO(sh)ӋA
20.סլNIJLȑ(yng)Сڶ(C )
A.1.5m
B.1.8m
C.2.1m
D.2.4m