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1·The motion of shallow waters is strongly dependent on the bottom topography.

浅水运动强烈地依赖于底部地形。

2·Surf height depends on the height and steepness of the waves offshore, and to a certain extent on the offshore bottom topography.

拍岸浪的高度取决于近岸的高度和陡度，另外，在某种程度上还取决于近岸的洋底地形特征。

3·Surf height depends on the height and steepness of the waves offshore and to a certain extent on the offshore bottom topography.

拍岸浪的高度取决于近岸的高度和陡度，另外，在某种程度上还取决于近岸的洋底地形特征。

4·The automatic detection algorithm is key technique that carries out dynamic monitoring of shallow ocean under water bottom topography.

自动化检测算法是实现浅海水下地形动态监测的关键技术。

5·The main contribution is that the bottom topography effect is included in numerical fluxes and the bottom topography is discretized with an interface method in the same step.

本文的主要贡献在于，河床地势的影响被容入数值通量中，并且同时对河床地势采用连接面方法离散。

6·Final, we proposed the detection algorithm of shallow ocean under water bottom topography in SAR images, amongst it adopted average invariant moments and redefined distance of invariant moments.

最后提出了SAR图像中浅海水下地形的检测算法，其中采用了平均不变矩并重新定义了不变矩的距离。

7·First, we proposed the retrieval method of characteristic variety direction of shallow ocean under water bottom topography, and proved its direction was in accordance with SAR images characteristic.

首先提出了浅海水下地形特征变化方向的提取方法，证明了其提取的方向与SAR图像特征基本一致。

8·Based on this model, we analyze the effects of the change of wave height, wave's incident Angle, bottom friction coefficient and topography on rip current, and some useful conclusions are reached.

在此基础上，进一步分析了波浪入射波高、入射角度、底摩阻及驼峰高度对裂流的影响，得出了一些有用的结论。