- drift drill
- 架式凿岩机
English-Chinese dictionary of mining (英汉矿业大词典). 2013.
drift drill
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Drill bit shank — The shank is the part of a drill bit grasped by the chuck of a drill. The cutting edges of the drill bit are at one end, and the shank is at the other. Different styles of shank/chuck combination deliver different performance, such as allowing… … Wikipedia
drift — [[t]drɪft[/t]] n. 1) a driving movement or action 2) naut. navig. (of a ship) the component of the movement that is due to the force of wind and currents 3) oce a broad, shallow ocean current that advances at the rate of 10 to 15 mi. (16 to 24… … From formal English to slang
drift — driftingly, adv. driftless, adj. driftlessness, n. /drift/, n. 1. a driving movement or force; impulse; impetus; pressure. 2. Navig. (of a ship) the component of the movement that is due to the force of wind and currents. 3. Oceanog. a broad,… … Universalium
drill drift — noun : a wedge shaped drift for knocking loose a drill or drill socket from a receiving member … Useful english dictionary
contemplate — Synonyms and related words: aim, anticipate, be abstracted, bear in mind, behold, bone, brood, brood over, chew over, chew the cud, con, consider, debate, deliberate, deliberate over, design, dig, digest, dread, drift, drill, elucubrate,… … Moby Thesaurus
point — Synonyms and related words: L, Thule, Ultima Thule, abode, accent, accentuate, ace, acerbity, acidity, acme, acridity, acrimony, aculeate, aculeus, acuminate, acumination, address, advance guard, advantage, affective meaning, aim, aim at, airhead … Moby Thesaurus
school — Synonyms and related words: American, Art Nouveau, Ashcan school, Barbizon, Bauhaus, Bolognese, British, Cobra, Dutch, Flemish, Fontainebleau, French, Italian, Mannerist, Milanese, Modenese, Momentum, Neapolitan, New York, Paduan, Parisian,… … Moby Thesaurus
mining — /muy ning/, n. 1. the act, process, or industry of extracting ores, coal, etc., from mines. 2. the laying of explosive mines. [1250 1300; ME: undermining (walls in an attack); see MINE2, ING1] * * * I Excavation of materials from the Earth s… … Universalium
Machine taper — A machine taper is a system for securing cutting bits and other accessories to a machine tool s spindle. Contents 1 Explanation 2 Use 3 Types 3.1 Morse 3.1.1 … Wikipedia
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
Punch (tool) — For punches used in punch presses, see Punching. A punch is a hard metal rod with a shaped tip at one end and a blunt butt end at the other, which is usually struck by a hammer. Punches are used to drive objects, such as nails, or to form an… … Wikipedia
