... 1985国家高程基准National Height Datum1985 假定高程assumed height 一次布网once establishment control network ...
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短语
假定高程基准
assumed ground plane
假定高程基点
assumed vertical datum
假定地面高程
[测]
assumed ground elevation
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assumed elevation
- 引用次数：1
参考来源 - 利用自由设站法进行数字化测图的探讨 Discussion on digital mapping by using the free station method
assumed height
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assumed height
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