5 Terms
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Aeronautics
The branch of science that deals with flight aerodynamics and with the operation of all types of aircraft.
Industry: Aviation
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Aeronautics
combination chuck
Aviation; Aeronautics
A four-jaw chuck used to hold a piece of material in a lathe. The jaws of a combination chuck can be moved in or out as a unit, or each of the jaws can be moved separately.
common fraction
Aviation; Aeronautics
A fraction written in the form of one number above another. The number on the bottom is the denominator, indicating the number of parts into which the whole is divided, and the top number is the ...
circumferential frame
Aviation; Aeronautics
A frame that gives an aircraft fuselage or engine nacelle its shape. A circumferential frame is also called a belt frame, or a transverse frame.
belt frame
Aviation; Aeronautics
A frame that goes around the inside of the fuselage of an aircraft. Belt frames are normally made in the form of a channel or hat section.
common traffic advisory frequency (CTAF)
Aviation; Aeronautics
A frequency designated for the purpose of carrying out airport advisory practices while operating to or from an uncontrolled airport. The CTAF may be a UNICOM, MULTICOM, FSS, or tower frequency, and ...
centrifugal brake
Aviation; Aeronautics
A friction brake used on a hoist drum. A centrifugal brake automatically applies friction to stop the hoist if the drum ever turns at a speed faster than is allowed.
