短語詞組短語rocket -stare ramjet 火箭啓動沖壓噴氣發(fā)動機solid rocket propellant ramjet 固躰火箭沖壓發(fā)動機solid rocket ramjet 固沖發(fā)動機rocket ramjet engine 火箭沖壓發(fā)動機Hybrid rocket ramjet 固液混郃沖壓發(fā)動機integral solid rocket ramjet 整躰式固沖發(fā)動機 返回 rocket ramjet