air water lift
air lift

Dictionary of ichthyology. 2009.

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  • air lift — a device that inserts air into water at depth, displacing both upwards. Used in aquaculture to remove fish from cages for harvest or to lift dead fish from the bottom of cages. Also called air lift system or air water lift …   Dictionary of ichthyology

  • air-cushion machine — ▪ vehicle Introduction also called  ground effect machine,  or  hovercraft,         any of the machines characterized by movement in which a significant portion of the weight is supported by forces arising from air pressures developed around the… …   Universalium

  • lift — [[t]lɪ̱ft[/t]] ♦♦ lifts, lifting, lifted 1) VERB If you lift something, you move it to another position, especially upwards. [V n] The Colonel lifted the phone and dialed his superior... [V n prep/adv] She lifted the last of her drink to her lips …   English dictionary

  • Lift (soaring) — Lift, or more precisely static lift , is rising air used by soaring birds and by humans in gliding, hang gliding and paragliding to make extended soaring flights. There are four principal types of lift:cite book | last = Welch | first = John |… …   Wikipedia

  • Air safety — is a term encompassing the theory, investigation and categorization of flight failures, and the prevention of such failures through regulation, education and training. It can also be applied in the context of campaigns that inform the public as… …   Wikipedia

  • Air France Flight 447 — F GZCP, the aircraft involved in the accident Accident summary Date 1 June 2009 …   Wikipedia

  • Lift powder — is simply granulated black powder (also known as gunpowder). It consists of potassium nitrate, sulfur, carbon, and dextrin. Dextrin acts as a water soluble glue to hold the black powder together, so when it dries it will be rock hard. Lift powder …   Wikipedia

  • Air New Zealand Flight 901 — Most of the wreckage of Flight 901 remains on the slopes of Mount Erebus. This photo, taken on the 25th anniversary in 2004, shows part of the DC 10 s upper fuselage skin with entry door and cabin windows. Part of the opposite side skin, with… …   Wikipedia

  • Air flow bench — An air flow bench is a device used for testing the internal aerodynamic qualities of an engine component and is related to the more familiar wind tunnel. Used primarily for testing the intake and exhaust ports of cylinder heads of internal… …   Wikipedia

  • lift — liftable, adj. lifter, n. /lift/, v.t. 1. to move or bring (something) upward from the ground or other support to a higher position; hoist. 2. to raise or direct upward: He lifted his arm in a gesture of farewell; to lift one s head. 3. to remove …   Universalium

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