Use special calcium lead tin alloy plate grid, more resistant to corrosion, charging accept ability is better.

使用特殊的钙铅锡合金板栅，更耐腐蚀，充电接受能力更好。

youdao

Terrain data is organized by grid, the article adopts height weighted average algorithm of elevation based on grid network, to extract feature point of TIN terrain.

采用网格索引来组织地形数据，利用反距离高程加权平均值算法，提取TIN地形的特征点。

youdao

Two kinds of main data structures of the DTM are briefly introduced in the paper, which are irregular net of triangulation (TIN) and regular rectangular grid (grid).

文中简要介绍了DTM的两种主要的数据结构：不规则三角网(TIN)和规则矩形格网(GRID)。

youdao