| 单词 | ballistic camera |
| 释义 | > as lemmasballistic camera ballistic camera n. now chiefly historical a camera designed for the precise photography of trajectories and other features of high velocity flight, using techniques such as high-speed multiple imaging, timed exposure with wide-angle lenses, and calibration against the night sky. ΘΚΠ society > leisure > the arts > visual arts > photography > camera > [noun] > scientific and technical heliograph1848 revolver1876 spectrograph1884 photochronograph1891 photogrammeter1891 process camera1895 gun-camera1921 microcamera1928 phototimer1942 ballistic camera1945 monorail camera1958 1945 Jrnl. Appl. Physics 16 777 (heading) The ballistic cameras. 1947 Ann. Math. Statistics 18 213 Ballistic Cameras were used to determine horizontal x and y, and vertical z coordinates (all in feet) of an airplane traveling about 160 mph at an elevation of about 35,000 feet. 1969 Science 27 June 1513/1 A search for optical auroras produced by the beam pulses was conducted with..visual observers, photometers, and ballistic cameras. < as lemmas |
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