English translation for "第二级发动机工作"

second-stage burning

Similar Words：

"第二级点火" English translation, "第二级电路交换台" English translation, "第二级电压范围" English translation, "第二级发动机" English translation, "第二级发动机点火爆管" English translation, "第二级反馈系统" English translation, "第二级反射" English translation, "第二级飞行" English translation, "第二级分枝" English translation, "第二级感觉神经元" English translation