G3Dv3.1 0803, isohypses of Dinantiane base

This layer gives the isohypses of the base of the Dinantiane, as defined in the Geological 3D model of the Flemish subsurface - version 3.1. The Geological 3D model was drawn up in the framework of the management agreement of the Flemish government with VITO, under the name VLAKO, on behalf of the Flemish Environmental Planning Bureau.本图层呈现了弗拉芒地下地质三维模型（版本3.1）所定义的迪南阶（Dinantiane）基底等高程线。该地质三维模型系受弗拉芒环境规划局委托，依托弗拉芒政府与VITO签署的管理协议，以VLAKO项目之名编制完成。