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Kết quả tìm kiếm cho “Air cleaning” Tìm theo Từ (145) | Cụm từ | Cộng đồng hỏi đáp

Tìm theo Từ (145 Kết quả)

  • a bed made by inflating a mattresslike bag.
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  • u.s. air force . the crew of an aircraft.
  • an inflatable, airtight cushion., air chamber ( def. 2 ) ., an air bag.
  • the outdoors.
  • cooled by air conditioning
  • an operations center for units of an air force., aerial photogrammetry ., the distance between the points on the ground over which an aerial photograph is taken., noun, a line joining two camera stations., the length of this line., aircraft base , air...
  • the explosion of a bomb or shell in midair.
  • the u.s. department consisting of practically all military aviation forces, established july 26, 1947., ( lowercase ) a similar department in any military organization., ( lowercase ) (formerly) the largest unit in the u.s. army air forces., ( lowercase...
  • a pneumatic hammer, usually portable., a hammer driven by compressed air
  • an opening to admit or discharge air., a natural opening in the frozen surface of a river or pond., air pocket.
  • (not in technical use) a nearly vertical air current that can cause an aircraft to experience a sudden change in altitude, usually a decrease.
  • an apparatus for drawing in, compressing, or exhausting air., ( initial capital letters ) astronomy . the constellation antlia., noun, bicycle pump , vacuum pump
  • the forward speed of an aircraft relative to the air through which it moves.
  • preventing the entrance or escape of air or gas., having no weak points or openings of which an opponent may take advantage, an airtight contract .
  • existing in, taking place in, or characteristic of the open air; outdoor, adjective, the orchestra gave three open -air concerts last summer ., al-fresco , alfresco , outdoor , outside , spacious
  • machinery . to remove the heat of combustion, friction, etc., from (a machine, engine, or device), as by air streams flowing over an engine jacket., to cool by means of air conditioning.
  • anatomy, zoology, botany . a cavity or receptacle containing air., electricity . a cell in which the positive electrode is depolarized by the oxygen in the air.
  • a chamber containing air, as in a pump, lifeboat, or organic body., also called air cushion. a compartment of a hydraulic system containing air that by its elasticity equalizes the pressure and flow of liquid within the system.
  • an air-conditioning device.
  • a system or process for controlling the temperature, humidity, and sometimes the purity of the air in an interior, as of an office, theater, laboratory, or house, esp. one capable of cooling., an air-conditioning system or unit., noun, ac , c/a , central...
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