三个海盆都被1900米的等深线所圈闭。
通过追踪安全等深线和处理障碍区，得到可航渡区域。
Safety contours were traced, obstacle areas were computed, and navigable areas were acquired.
强烈地震的断层走向、震中迁移方向与软流圈顶面等深线轴向方向一致。
The strike of faults along which strong earthquakes occurred and direction of migration of epicenters are coincident with the orientation of isobaths of the top surface of the asthenosphere.
项目选址地位于岱山县衢山岛东北部石子门，16米以上等深线距岸600米左右。
The project site is located at Shizimen in the northeast of Qushan Island, Daishan County. The isobath above 16m is about 600m away from the shore.
通过追踪安全等深线，获取障碍区，然后测试线段与障碍区的空间关系来智能地搜索最短路径。
The algorithm traces safety sea contour and obtains obstacle areas, and then creates intelligently the shortest route by comparing spatial relations of line segments and obstacle areas.
利用历史资料实现了海域水深注记点的自动内插、海底地形特征点的自动选取和等深线的自动生成。
Automatic interpolation of charted depth annotated point, automatic selection of Marine topography feature point and automatic build of bathymetric contour come true by using history data.
通过对1934,1968和1992年的海图对比研究表明：近期乐清湾各等深线所围水域面积持续减小。
Comparing the water depth maps surveyed during 1934, 1968 and 1992, it is obvious that water areas enclosed by different water depth contours decreased continuously in the whole area of the bay.
在模型参数求取中应用了GIS的数字高程模型(DEM)功能将海图等深线通过线性内插得到与模型网格相匹配的具有栅格结构的水深数据(模型的主要参数)。
Water depth data (main parameters), which was matching to model's grid structure, was obtained by using the function of GIS digital elevation model (DEM) to linear-interpolate the isobath of chart.
在模型参数求取中应用了GIS的数字高程模型(DEM)功能将海图等深线通过线性内插得到与模型网格相匹配的具有栅格结构的水深数据(模型的主要参数)。
Water depth data (main parameters), which was matching to model's grid structure, was obtained by using the function of GIS digital elevation model (DEM) to linear-interpolate the isobath of chart.
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