flight vehicle propulsion system飞行器推进系统The nineteenth century witnessed a revolution in ship design and propulsion.19世纪船舶设计和船舶动力领域发生了重大的变革。...the submarine's propulsion system.潜水艇的推进系统Adduction of the upper arm to m...

n.推进，推进力...

The nineteenth century witnessed a revolution in ship design and propulsion.19世纪船舶设计和船舶动力领域发生了重大的变革。Interest in jet propulsion was now growing at the Air Ministry.航空部对喷气推进的兴趣正在增加。The liquids employed for rocket propulsio...

propulsion的复数形式为：propulsions...

propulsion的音标：propulsion的英式发音音标为：[prə'pʌlʃn]propulsion的美式发音音标为：[prə'pʌlʃən]...