subsurface voids

См. также в других словарях:

• Ceraunius Fossae — MOLA colorized image of Ceraunius Fossae region. The fractured terrain consists of two large patches of north south trending faults surrounded by lava flows. The Alba Mons volcano is the large, circular feature at top …   Wikipedia

• подземные пустоты — — [http://slovarionline.ru/anglo russkiy slovar neftegazovoy promyishlennosti/] Тематики нефтегазовая промышленность EN subsurface voidsunderground voids …   Справочник технического переводчика

• lost circulation —    The result of drilling fluid escaping from a borehole into the formation by way of crevices within the formation [6]. It is a common occurrence in most karst aquifers due to the existence of large subsurface voids that are sometimes… …   Lexicon of Cave and Karst Terminology

• Geotechnical engineering — [ Boston s Big Dig presented geotechnical challenges in an urban environment.] Geotechnical engineering is the branch of civil engineering concerned with the engineering behavior of earth materials. Geotechnical engineering includes investigating …   Wikipedia

• Leak Detection — Pipeline Leak Detection Using Non Destructive Non Invasive Testing Techniques = Most pipelines, regardless of what they contain, are designed with a typical life span of 25 years. When they do begin to fail, they do so slowly beginning with leaks …   Wikipedia

• rock — rock1 rockless, adj. rocklike, adj. /rok/, n. 1. a large mass of stone forming a hill, cliff, promontory, or the like. 2. Geol. a. mineral matter of variable composition, consolidated or unconsolidated, assembled in masses or considerable… …   Universalium

• Rock — /rok/, n. a male given name. * * * I In geology, a naturally occurring and coherent aggregate of minerals. The three major classes of rock igneous, sedimentary, and metamorphic are based on the processes that formed them. These three classes are… …   Universalium

• Sinkhole — For the War of 1812 battle, see Battle of the Sink Hole. For the type of wallet, see Wallet band#Swallet. A sink hole in Oman …   Wikipedia

• Soil — For other uses, see Soil (disambiguation). A represents soil; B represents laterite, a regolith; C represents saprolite, a less weathered regolith; the bottommost layer represents bedrock …   Wikipedia

• Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics       Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity.       Computer scientist Manindra Agrawal of the… …   Universalium

• Ground-penetrating radar — (GPR) is a geophysical method that uses radar pulses to image the subsurface. This non destructive method uses electromagnetic radiation in the microwave band (UHF/VHF frequencies) of the radio spectrum, and detects the reflected signals from… …   Wikipedia