权威例句
RockoonTHE ROCKOONRockoon (Tangerine Dream Album)Return of the rockoonJapanese Rockoon System and TechniquesFeasibility of a low-cost sounding rockoon platformFeasibility of a Low-Cost Sounding Rockoon PlatformDetails of Rockoon launches made in 1956 from the USS COLONIAL in the Pacific OceanDevelopment of a Rockoon Launch Platform and a Sulfur Fuel Pulsed Plasma Thruster CubeSATPreliminary flight test for reentry flight of winged space vehicle by Rockoon
