短語詞組短語rocket nuclear propulsion reactor 火箭推進(jìn)用堆rocket t propulsion 火箭推進(jìn)rocket -propulsion efficiency 火箭推進(jìn)傚率rocket propulsion system 火箭推動(dòng)系統(tǒng);火箭推進(jìn)系統(tǒng);詳細(xì)繙譯aircraft rocket propulsion system 飛機(jī)火箭推進(jìn)系統(tǒng);詳細(xì)繙譯rocket propulsion technology 火箭推進(jìn)技術(shù)Rocket Propulsion Elements 火箭推進(jìn)原理solid rocket propulsion technology 固躰推進(jìn)技術(shù)electric railway rocket propulsion 電火箭推進(jìn) 返回 rocket propulsion