单词 | retro-impulse |
释义 | > as lemmasretro-impulse retro-impulse n. Brit. /ˈrɛtrəʊˌɪmpʌls/ , U.S. /ˈrɛtroʊˌɪmˌpəls/ an impulse provided by a retro-rocket.ΚΠ 1960 Sky & Telescope July 19/2 Due to a breakdown..the retro-impulse was directed with a deviation from the calculated course. 1973 Space Sci. Rev. 14 366 The required spacecraft retro-impulse for a capture by the target planet varies greatly as a function of orbit geometry. 1998 A. V. Labunsky et al. Multiple Gravity Assist Interplanetary Trajectories ii. 53 The impulses VII and VIV to be determined are retroimpulses. < as lemmas |
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