| 单词 | roll axis |
| 释义 | > as lemmasroll axis roll axis n. an axis about which an aircraft or vehicle rolls. ΘΚΠ society > travel > air or space travel > a means of conveyance through the air > aeroplane > qualities and parameters of aircraft > [noun] > axes of specific moments rolling axis1731 longitudinal axis1744 pitching axis1920 roll axis1945 pitch axis1952 yawing axis1953 yaw axis1959 society > travel > means of travel > a conveyance > vehicle > powered vehicle > [noun] > motor vehicle > expressing speed or acceleration > axis about which vehicle rolls roll axis1945 1945 Pop. Sci. Monthly July 93 (in figure) Roll axis [of a plane]. 1950 K. Newton & W. Steeds Motor Vehicle (ed. 4) xxxi. 566 The roll axis for a car having axles at front and back will be some distance above ground level. 2002 D. M. Bourg Physics for Game Developers vii. 124 The roll axis runs longitudinally through the center of the aircraft. < as lemmas |
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