等深线

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 .

黑潮基本上沿500m等深线流动。

The Kuroshio flows basically along the 500m isobath .

一般高潮线与2m等深线反映黄河三角洲冲淤变化的对比

Comparison of mean high tide line and 2 m isobath reflecting erosion and accretion of the Yellow River Delta

此算法通过比较相邻三角形顶点水深，对Delaunay三角网进行局部优化，构建合理的、符合航行安全原则的等深线。

By depth comparing of neighbouring triangle vertexes and local optimization of Delaunay triangulations , the algorithm can draw reasonable depth contours which are suitable to navigation .

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 .

韩国以南50～100m等深线附近海域也有一高盐、高溶解氧的高密水带。

There also is a high density water zone with high salinity and dissolved oxygen in the vicinity of 50 ￣ 100 m isobath in the inshore to south of Korea .

对马暖流为在黑潮主干西侧沿100～200m等深线流动的一支海流与黄海大陆沿岸流的混合。

The Tsushima is a mixture of the current flowing along the 100-200m isobath on the west side of the Kuroshio and the coastal current in the Yellow Sea .

由计算结果得到该区居里温度等深线图，居里点温度的深度在20km至33km之间。

With the results calculated , Curie isotherm contour of this region has been delineated . The depth ranges from 20 km to 33 km .

它从庙岛群岛起沿山东半岛北部向东绕过山东半岛东端向南延伸，并可延伸到80m等深线处。

It starts from the Miaodao Island , extends eastward along the northern Shandong Peninsula , then turns southward at the eastern tip of the Shandong Peninsula , even reaching to 80 m isobaths .

15～12kaBP的冰消期期间，海平面波动并稳定于60～80m等深线附近，发育了沙脊地貌；

Sand ridges mostly consisting of fine sand , were formed when the sea level was the fluctuation range of 60 ~ 80 m of isobath during the deglacial period around 15 ~ 12 kaBP ;

东海黑潮水与陆架水是两种不同性质的水团，以台湾岛以北到济州岛的120m等深线为界来从研究黑潮和陆架水的交换和混合特征。

With the boundary at isobath of 120 meter from the north of the Taiwan island to the Cheju island , the exchange and mixture of the Kuroshio water and the shelf water is discussed .

结果表明，冲绳海槽末次冰期鼎盛期的古黑潮流在现今1000m等深线之间流过，当时的黑潮流宽度应小于50km；

The results show that the ancient Kuroshio Current runs through Okinawa Trough between the present 1 000m isobaths with a width of the Current of less than 50km at the maximum of Last Glaciation .

至2004年，三角洲北部废弃岸段海岸线持续后退，水下6m等深线则处于冲淤交替状态，整个湿地范围向陆扩展，面积略有增加。

Up to 2004 , the coastal section coastline of the abandoned delta north retrocede continually , the submarine 6m isobaths flushes and silt alternately , the entire wetland scope expanded to the land , the area had increases slightly .

现行河口处海岸线淤进边界大于老河口的向陆后退幅度，6m等深线变化幅度不大，整个清水沟河口区湿地面积变化不大。

The new estuary coastline silt enters the boundary to be bigger than the old estuary to the land backlash scope , the 6m isobaths change scope is not obvious , and the entire estuary area wetland area changes slightly .

物性反射层等深线数据文件与GMS中钻孔数据文件通过点的空间坐标相互关联，可高效地构建GMS中地层实体建模所需的虚拟钻孔。

Data files of physical reflected surface depth contour and data files of borehole in GMS are interrelated by the point positions . The high performance method of constructing virtual boreholes for models of stratigraphy under the platform of GMS was developed by this means .

春季，珠江冲淡水主要分布在约40m等深线附近，由于珠江仍处在枯水期，径流较弱，且东北季风仍然较强，所以珠江冲淡水主要向西扩散。

In spring , the Zhujiang River diluted water locates mainly between the coastal and 40 meters isobath , and diffuses to west , with reason , that , during the spring the Zhujiang River is in its low water season and the northeast monsoon is still intense .

电子航道图等深线自动生成算法的研究

On the Automatic Generating Algorithm of Isobath for Electronic Fairway Chart

三个海盆都被1900米的等深线所圈闭。

All three basins are enclosed by the 1900m depth contour .

网格法追踪等深线的多义性问题研究

A study for ambiguity in tracing depth contour on regular grid

四边形法绘制水下河床等深线图

Drawing River-bed 's Depth Contour by the Quadrilateral Method

潮汐海岸等深线变化模式的应用开发

Approach to isobath-change-model of tidal coast

区域海洋等深线图方案

Regional Bathymetric Chart Programme

基于明暗等深线与分层设色的海底地形立体表示方法研究绘制海湾浅水深度图

Research on Sea Floor Three-Dimensional Vision Based on Illuminated Depth Contour and Color Gradients Shallow water mapping of estuaries

港口工程水深测量中的不规则区域、任意方向、不等尺度网格法追踪等深线研究

A Study on Drawing Depth Contours Using Grids Based on Irregular Area , Arbitrary Direction and Different Scale in Bathymetric Survey for Port Engineering

本文用谱分量的线性迭加法建立了不规则波折射的数值模式，计算了具有各种理论方向谱的不规则波在平行直线状等深线海滩上的折射。

By means of linear superposition for component waves of spectrum , a mathematical scheme has been developed to calculate refraction of irregular waves which possessed various theoretical directional wave spectrums .

通过对19341968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 .

在开敞水域选择航槽轴线，要顺应涨落潮流主轴方向，并尽量与外海等深线相垂直；

In the selection of the channel axis in the open area , the axis should follow the main direction of the tidal current , and be perpendicular to the isobath of the outer sea .

按照上述成矿预测准则，绘制玄武岩顶底板等值线图和花岗岩等深线图，在综合分析的基础上，提出了4个成矿有利的靶区，分析了4个预测区内的找矿前景。

According to above mineral-forming forecast principle , protract basalt coping , bottom isoline graph , in the basis of comprehensive analysis , put forward 4 beneficial mineral-forming area , finally analysis foreground in this 4 forecast area .

理论分析和实际应用证明，文章所提方法在解决等深线的多义性、不规则边界、任意方向、不等尺度等问题上是有效的，能满足港口工程水深测量中等深线绘制的需要。

Theoretical analysis results and practical applications prove that the methods and measures provided in this paper are effective for solving the above-mentioned problems and can be used for drawing depth contours in bathymetric survey for harbor engineering .

两个断面上坡度2~5m等深线之间最陡，随着水深加大，坡度逐渐变缓，不同年份趋势基本一致。

The slope between 2 m and 5 m isobaths on 2 sections is the steepest , and the slope gradually decreases with increasing water depth , this trends in different years are basically consistent with each other .