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Terms for subject Space containing 往返 | all forms | in specified order only
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信号往返时延round trip signal delay
地月往返飞船earth lunar shuttle
地球-轨道往返运输系统earth-to-orbit shuttle
天地往返运输系统space-earth transportation system
往返turnaround (飞行时间)
往返传输时间round trip time
往返周期turnaround cycle
往返呼叫ring-around
往返式轨道boomerang orbit
往返时延round trip delay
往返时间turnaround time
往返测距站turn around ranging station
往返路径延时round trip path delay
往返转播时延round trip propagation delay
往返飞行round trip flight
往返飞行out-and-return flight
往返飞行轨道roundtrip trajectory
早期行星和行星际载人往返探险early manned planetary-interplanetary round-trip expedition
月球往返飞行器lunar shuttle vehicle
登月往返航行round-trip to the moon
短程往返运输工具shuttle
空间往返轨道飞船space shuttle orbiter
行星与轨道间往返飞船planetary surface to orbit shuttle
行星际不着陆往返飞行non-stop interplanetary round trip
轨道间往返飞行器orbit-to-orbit shuttle
轨道间往返飞行器orbit to orbit shuttle
飞行往返时间turnaround