The successful creation of mining and geological standard library provides the necessary conditions for the research and application of mine-map digital design, drawing and management.

采矿地质标准图库的创建成功给矿图数字化设计、绘制与管理技术的研究和应用提供了必要的条件。

youdao

The contour map of coal-floor is the most important geological map in the production of coal-mine. It is the base of design, production and reserve-counting of coal-mine.

煤层底板等高线图是煤矿生产中最重要的地质图件，是煤矿设计、生产、储量计算的基础。

youdao