题目内容

标高投影为单面正投影，也就是在__________投影上加注高程数字的一种图示方法。

查看答案

搜索结果不匹配？点我反馈

更多问题

万维网www实际是一个分布式信息系统。

A. 对
B. 错

Though she is nearly 65, Mary doesn’t want to .

A. accomplish
B. conquer
C. over
D. retire

Tom invented (发明) a to make the door shut by itself.

A. device
B. voyage
C. discovery
D. truth

I’ll you by telephone when Ihear anything new.

A. touch
B. connect
C. update
D. contact