A machine for supplying air or compressed air, esp. one used for ventilating enclosed spaces, as in a mine, ship, etc.
| 单词 | θ213318 |
| 释义 | society > occupation and work > equipment > mining equipment > [noun] > ventilation equipment (7) air machine1720 A machine for supplying air or compressed air, esp. one used for ventilating enclosed spaces, as in a mine, ship, etc. fire pan1730 Mining. An iron basket for holding burning coals which can be lowered down a shaft to create a current of air through the workings or to provide… ventilator1743 A mechanical contrivance or apparatus (such as a revolving fan or wheel fixed in a special opening) by which the vitiated or heated air is drawn or… airshaft1753 A straight passage (usually vertical) for the admission of air into a mine or tunnel. air-box1777 Mining. A wooden tube that conveys air for ventilation. screen1854 Mining. A partition used to direct the flow of air through a shaft of a mine; = brattice, n. 2a. screen cloth1868 material used for or as a screen, spec. (a) wire mesh made of metal, plastic, etc., typically used for a window or door screen (sense 16), or for… |
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