the central structure from which rotor blades radiate and to which they are attached; esp. one on a helicopter.
| 单词 | θ207962 |
| 释义 | society > travel > air or space travel > a means of conveyance through the air > rotary wing aircraft > [noun] > parts of rotary wing aircraft > rotor > parts of rotor (5) rotor head1906 the central structure from which rotor blades radiate and to which they are attached; esp. one on a helicopter. rotor hub1910 = rotor head n. rotor blade1915 each of the radiating arms of a rotor of a motor, dynamo, etc., which sweep out a circular area as they rotate; (Aeronautics) each of the arms of… rotor disc1931 (a) the circular area swept out by rotor blades as they rotate; (b) a disc-shaped rotor head. blade1958 Aeronautics. A part of the propeller of an aeroplane or rotary-wing aircraft which acts upon the air. Also attributive. |
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