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    山东省莱芜市幅1:50 000水文地质图数据集

    Dataset of the 1: 50 000 Hydrogeological Map of Laiwu City, Shandong Province

    • 摘要: 本数据集选取山东莱芜市幅1:50 000地形图空间数据库、莱芜市幅1:50 000地质图部分数据作为底图,采用本次水文地质调查取得的最新数据编制而成。除水文地质图外,数据集还包括机(民)井、泉、钻孔、水质分析及水量计算等数据表,主要分类及数据量为机(民)井209个、泉14个、水库13个、长期监测点13处(监测数据936点次)、地下水水位及水量统测100点次、环境地质点6个、样品采集(全分析、同位素及岩石)90组等。本数据集主要使用MapGIS 6.7平台辅助制图,数据量约169 MB,坐标系为CGCS 2000国家大地坐标系,投影方式为高斯-克吕格投影(6度带)。数据集不仅用二维方式标注了关键水文地质信息,还在主图及部分镶图引入三维地势表达方式。

       

      Abstract: This dataset is prepared based on the latest data obtained from a new round of hydrogeological survey with the 1:50 000 Spatial Database of Topographical Map and some data of 1:50 000 Geological Map of Laiwu City, Shandong Province, as the base map. In addition to the hydrogeological map, the dataset includes data sheets on pumping (domestic) wells, springs, boreholes, water quality analysis and calculation of water volume including 209 pumping (domestic) wells, 14 springs, 13 reservoirs, 13 long-run monitoring points (936 point-times monitoring data), 100 point-times of simultaneous-measurement of groundwater level and groundwater volume, 6 environmental geological points, and 90 sets of samples acquired (total analysis, isotope and rock). For this dataset, the platform MapGIS 6.7 is used to prepare maps, the data size is about 169 MB, and the national geodetic coordinate system CGCS 2000 and Gauss-Kruger Projection (6-degree belt) are adopted. Furthermore, not only is 2D method used to mark critical hydrogeological information in the dataset, 3D method is introduced in the master map and part mosaic maps to express relief.

       

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