A. 史密斯 B. 霍恩和米特尔 C. 雷恩和拉宾诺维茨 D. 梅兹曼尼安和萨巴蒂尔模型
A jet engine that carries its own oxygen supply. B. A jet engine that uses no oxygen. C. A scramjet engine that doesn"t carry its own oxygen supply. D. A rocket engine that carries its own oxygen supply.