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辩认等高线是山脊还是山谷,其方法是( )

A、山脊等高线向外突,山谷等高线向里突;

B、根据示坡线的方向去辩认;

C、山脊等高线突向低处,山谷等高线突向高处;

D、山脊等高线较宽,山谷等高线校窄。

时间：2021-09-01 17:36 关键词：华南农业大学工程测量桂林理工大学工程管理专升本工程测量

答案解析

C

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