- wet-type roof bolting machine
- машина для мокрого бурения скважин под штанговую крепь
Англо-русский словарь по ядерным испытаниям и горному делу. 2013.
wet-type roof bolting machine
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building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… … Universalium
tunnels and underground excavations — ▪ engineering Introduction Great tunnels of the world Great tunnels of the worldhorizontal underground passageway produced by excavation or occasionally by nature s action in dissolving a soluble rock, such as limestone. A vertical opening … Universalium
