- chock roof support
- костровая крепь
English-Russian mining dictionary. В.П. Манышев.
chock roof support
Смотреть что такое "chock roof support" в других словарях:
chock — /chok/, n. 1. a wedge or block of wood, metal, or the like, for filling in a space, holding an object steady, etc. 2. Naut. a. any of various heavy metal fittings on a deck or wharf that serve as fairleads for cables or chains. b. a shaped… … Universalium
Longwall mining — is a form of underground coal mining where a long wall (typically about 250 400 m long) of coal is mined in a single slice (typically 1 2 m thick). The longwall panel (the block of coal that is being mined) is typically 3 4 km long and 250 400 m… … Wikipedia
Glossary of climbing terms — This page describes terms and jargon related to climbing and mountaineering. Contents: Top · 0–9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z A … Wikipedia
Glossary of nautical terms — This is a glossary of nautical terms; some remain current, many date from the 17th 19th century. See also Wiktionary s nautical terms, Category:Nautical terms, and Nautical metaphors in English. Contents: A B C D E F G H I J K L M N O P Q R … Wikipedia
Glossary of rail terminology — Rail transport Operations Track Maintenance High speed Gauge Stations … Wikipedia
hold up — verb 1. be the physical support of; carry the weight of (Freq. 4) The beam holds up the roof He supported me with one hand while I balanced on the beam What s holding that mirror? • Syn: ↑hold, ↑support, ↑sustain … Useful english dictionary
Rock-climbing equipment — Rock climbing History Styles Technique Equipment and protection Grades (difficulty of climb) Terminology Belaying Abseiling … Wikipedia
