The paper makes use of the six dimensional linearized equations of motion to analyse the dynamic stability of the steady level turning flight of an unmanned aircraft.
本文利用线化六自由度运动方程的状态空间式,对某无人机大过载定水平盘旋的稳定性进行分析。
The pictures are awful and they are stomach-turning in terms of the level of destruction and the force of nature.
基于毁灭性以及自然破坏程度,这些图片(注:震后图片)让人触目惊心,而且十分的恐怖。
It can be as easy as taking the conversation with an acquaintance to the next level by turning it from what's happening in the news to what's happening over the weekend.
这个事情可以如同将与一个熟人的话题从谈论新闻转换到谈论你周末发生的事情那么简单。
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