英语词汇“pitch angle”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

pitch angle

/ˈpɪtʃ aŋɡl/

noun

1The angle of inclination from the horizontal or vertical, or with respect to some reference plane; the angle relating or corresponding to the pitch (in various contexts).

2 Aeronautics. The angle at which a propeller, rotor, or turbine blade is set with respect to the plane of rotation (the angle being measured between this plane and a straight line from one edge of the blade to the other in a direction perpendicular to its radius).

Origin

Mid 19th century; earliest use found in Macquorn Rankine (1820–1872), civil engineer and physicist. From pitch + angle.

单词	pitch angle
释义	pitch angle /ˈpɪtʃ aŋɡl/ noun 1The angle of inclination from the horizontal or vertical, or with respect to some reference plane; the angle relating or corresponding to the pitch (in various contexts). 2 Aeronautics. The angle at which a propeller, rotor, or turbine blade is set with respect to the plane of rotation (the angle being measured between this plane and a straight line from one edge of the blade to the other in a direction perpendicular to its radius). Origin Mid 19th century; earliest use found in Macquorn Rankine (1820–1872), civil engineer and physicist. From pitch + angle.
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