- percussion drill hammer
- 冲魂锤
English-Chinese construction dictionary (英汉建筑大词典). 2013.
percussion drill hammer
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percussion drill — perˈcussion drill 7 [percussion drill] noun (BrE) = ↑hammer drill … Useful english dictionary
percussion drill — noun a hammer drill … English new terms dictionary
hammer drill — noun : a percussion rock drill in which a plunger or hammer strikes rapid blows on the shank of a loosely held drill compare piston drill * * * ˈhammer drill 7 [hammer drill hammer drills] (BrE also perˈcussion drill) … Useful english dictionary
hammer — hammerable, adj. hammerer, n. hammerlike, adj. /ham euhr/, n. 1. a tool consisting of a solid head, usually of metal, set crosswise on a handle, used for beating metals, driving nails, etc. 2. any of various instruments or devices resembling this … Universalium
hammer — I. noun Etymology: Middle English hamer, from Old English hamor; akin to Old High German hamar hammer, and perhaps to Old Church Slavic kamen , kamy stone, Greek akmē point, edge more at edge Date: before 12th century 1. a. a hand tool consisting … New Collegiate Dictionary
Down-the-hole drill — A Down The Hole Drill Called DTH in most drilling terms. The down the hole drill is basically a mini jack hammer that screws on the bottom of a drill string. The fast hammer action breaks hard rock into small flakes and dust and is blown clear by … Wikipedia
2010 Copiapó mining accident — Copiapó mining accident redirects here. For the 2006 accident in the Carola Agustina mine, see 2006 Copiapó mining accident. 2010 Copiapó mining accident Rescue efforts at San José Mine near Copiapó, Chile on 10 August 2010 Date … Wikipedia
Перфоратор — ► banjo, anvil type percussion drill, rock drill, bore hammer, jack hammer, auger machine, boring machine, gadding machine, punch, puncher, sinker Аппарат для пробивания дыр в эксплуатационной обсадной колонне буровой скважины. Обычно пробивание… … Нефтегазовая микроэнциклопедия
hand tool — any tool or implement designed for manual operation. * * * Introduction any of the implements used by craftsmen in manual operations, such as chopping, chiseling, sawing, filing, or forging. Complementary tools, often needed as auxiliaries to… … Universalium
Drilling rig — For a detailed diagram of a Petroleum drilling rig, see List of components of oil drilling rigs. Drilling rig preparing rock blasting … Wikipedia
Cartridge (firearms) — From left: .50 BMG, .300 Win Mag, .308 Winchester, 7.62×39mm, 5.56×45mm NATO, .22LR. A cartridge, also called a round, packages the bullet, gunpowder and primer into a single metallic case precisely made to fit the firing chamber of a firearm … Wikipedia
