- systematic timbering
-
крепление по паспорту
English-Russian dictionary of geology. 2011.
systematic timbering
Смотреть что такое "systematic timbering" в других словарях:
History of borough status in England and Wales — Borough is a term for an historic unit of lower tier local government in England and Wales. The ancient boroughs covered only important towns and were established by charters granted at different times by the monarchy. Their history is largely… … Wikipedia
Ancient borough — An early historical analysis of cities and boroughs by Robert Brady (1704) … Wikipedia
Western architecture — Introduction history of Western architecture from prehistoric Mediterranean cultures to the present. The history of Western architecture is marked by a series of new solutions to structural problems. During the period from the… … Universalium
Stull stoping — is an underground hardrock mining method that uses systematic or random timbering ( stulls ) placed between the foot and hanging wall of the vein. This method require that the hanging wall and often the footwall be of competent rock as the stulls … Wikipedia
Mining in the Upper Harz — The headframe of the Emperor William Shaft in Clausthal is one of the oldest surviving winding towers in Germany … Wikipedia
