- rotary heading machine
- nCOAL rozadora f, rozadora rotativa de galería de avance f
English-Spanish technical dictionary. - London, © Routledge. 1997.
English-Spanish technical dictionary. - London, © Routledge. 1997.
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
printing — /prin ting/, n. 1. the art, process, or business of producing books, newspapers, etc., by impression from movable types, plates, etc. 2. the act of a person or thing that prints. 3. words, symbols, etc., in printed form. 4. printed material. 5.… … Universalium
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