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在6°高斯投影中,我国为了避免横坐标出现负值,故规定将坐标纵轴向西平移( )公里。

A、100

B、300

C、500

D、700

时间：2021-07-18 13:47 关键词：土木工程高起本测量学 2019级第5学期期末考试工程测量技术高起专测绘学基础期末考试

答案解析

C
C

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