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)。
This system has realized the high precision real-time matching positioning about electronic chart and radar image in possession of high practical value.
本系统实现了较高精度的电子海图与雷达图像实时匹配定位，具备较高的实际应用价值。
A scheme of designing audio auto gain control system based on TDA7315 is introduced, the diagram of chip matching as well as the software flowing chart are also given.
详细阐述了一种以芯片TDA7315设计的音频增益控制系统设计方案，同时提供芯片连接关系示意图及软件算法流程图。
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