derrick sheave

Игры ⚽ Поможем сделать НИР

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
Draw-works — A draw works is the primary hoisting machinery that is a component of a rotary drilling rig. Its main function is to provide a means of raising and lowering the traveling blocks. The wire rope drilling line winds on the drawworks drum and extends … Wikipedia
tackle — Synonyms and related words: accept, accouterments, amateur athlete, apparatus, appliances, appointments, approach, appurtenances, archer, armament, assume, athlete, attack, attempt, attend to, back band, backstrap, bag and baggage, baggage,… … Moby Thesaurus

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