英文互译镜像站

Mine survey

Last updated

Mine surveying is the practice of determining the relative positions of points on or beneath the surface of the earth by direct or indirect measurements of distance, direction & elevation. [1]

Contents

International and National Institutions

See also

References

  1. "ISM mine surveying".


主动推送镜像站群 镜像站群 关键词转码站群 整站下载器 网站离线镜像