权威例句
RetrorocketRetrorocketRetrorocketRetrorocket-Assisted Parachute Inflight Delivery (RAPID) system studyParachute-and-retrorocket landing system for vertical descentPenetration of retrorocket exhausts into subsonic counterflows.Low Altitude Retrorocket System (LARRS) - System overview and progressEffect of retrorocket cant angle on ground erosion - A scaled Viking studyAnalgesic effect of retrorocket Promethean on acute pain after fractureImpact of Retrorocket Plumes on Upper-Stage Aerothermodynamics During Stage SeparationA parachute retrorocket system for low altitude airdrop of cargo andother special applicationsA Initial Ignition Altitude for Retrorocket and its Random Deviation AnalyzingINVESTIGATION OF A RETROROCKET EXHAUSTING FROM THE NOSE OF A BLUNT BODY INTO A SUPERSONIC FREE STREAM