In chapter two and chapter three of this paper, much adjustment method and process of third-order and forth-order triangulation and bench mark of Shandong province are discussed.

  • 本文第二章和第三章就分别介绍了三、四等三角点成果和山东省水准点成果平差处理的方法和过程。

  • 互联网摘选 2025-02-22 09:52:32

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