题目内容:
水工建筑物设计需要大于( )地形图。
A.1: 2000
A.1: 2000
A.1: 2000
B.1: 5000
B.1: 5000
B.1: 5000
C.1: 10000
C.1: 10000
C.1: 10000
D.1: 20000
D.1: 20000
D.1: 20000
参考答案:
答案解析:
水工建筑物设计需要大于( )地形图。
A.1: 2000
A.1: 2000
A.1: 2000
B.1: 5000
B.1: 5000
B.1: 5000
C.1: 10000
C.1: 10000
C.1: 10000
D.1: 20000
D.1: 20000
D.1: 20000