annular borer

См. также в других словарях:

• трубчатый бур — кольцевой бур корончатый бур — [http://slovarionline.ru/anglo russkiy slovar neftegazovoy promyishlennosti/] Тематики нефтегазовая промышленность Синонимы кольцевой буркорончатый бур EN annular borer …   Справочник технического переводчика

• 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

• Dendroclimatology — Variation of tree ring width translated into summer temperature anomalies for the past 7000 years, based on samples from holocene deposits on Yamal Peninsula and Siberian now living conifers.[1] Dendroclimatology is the science of determining… …   Wikipedia

• Drill bit — For the fictional character, see Drill Bit (Transformers). For the cancelled skyscraper nicknamed Drill bit, see Chicago Spire. For the types used in drilling wells, see Well drilling. From top to bottom: Spade, lip and spur (brad point), masonry …   Wikipedia

• diamond drill — noun : a usually annular drill faced with bort diamonds and used for rock boring * * * a drill having a hollow, cylindrical bit set with diamonds, used for obtaining cores of rock samples. [1820 30] * * * diamond drill, a drill or borer which… …   Useful english dictionary

• Nail gun — Pneumatic nail gun in use A nail gun, nailgun or nailer is a type of tool used to drive nails into wood or some other kind of material. It is usually driven by electromagnetism, compressed air (pneumatic), highly flammable gases such as butane or …   Wikipedia

• dendrochronology — dendrochronological /den droh kron l oj i keuhl/, adj. dendrochronologically, adv. dendrochronologist, n. /den droh kreuh nol euh jee/, n. the science dealing with the study of the annual rings of trees in determining the dates and chronological… …   Universalium