As accidents go, this one ended well, with the pilots making a safe if slightly fast landing.
飞机的着陆除了速度稍微过快外还算安全,就一次意外来讲,这次算是有惊无险。
Because there's only room in the cockpit for a small parachute, a pilot descends fast and pretty much straight down, with very little ability to steer or soften the landing.
由于战斗机驾驶舱的空间很小,只能携带小型降落伞,因此驾驶员跳舱后降落速度会很快,而且几乎是垂直降落,根本没有什么办法操控降落伞好让自己软着陆。
A fast design method for transfer orbit of lunar probe is presented using overlap conic curve method aimed at lunar landing transfer orbit and lunar satellite transfer orbit.
利用重叠圆锥曲线方法,针对着陆型和月球卫星型两种地月转移轨道,给出了一种地月转移轨道的快速设计方法。
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