【机械工程】使用化学燃料的火箭引擎工厂

hybrid rocket-engine plant

rocket-engine plant

regulating, controlling, rocket-engine plant

air-breathing, jet-propulsion plant combined with rocket-engine plant

rocket-engine plant, intermittent

jet-propulsion plant, air-breathing combined with rocket-engine plant

rocket-engine plant regulating, controlling

intermittent, rocket-engine plant