With the evaluating result the level of submarine stability is ensured based on the submarine geomorphology type.

利用评价结果，确定了调查区基于地貌类型区划的海底稳定性级别。

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Some study results and technologies of submarine sand ridges geomorphology are summarized, and several unfathomed issues of sand ridges on the eastern China seas are discussed in this paper.

综述了国内外海底沙脊地貌的研究成果、技术方法以及东中国海沙脊研究中存在的问题。

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