他给我的有关飞行理论的最后一篇专栏我简直看不懂。
The last page he gave, on the theory of flight, was way above my head.
但受惊鸟理论却没有回答一个简单的问题：为什么以前没有发现“飞行”的蝌蚪呢？
But the startled bird theory fails to answer a simple question: why haven't the "flying" tadpoles been noticed before?
从理论上讲，这种喷气引擎可以将飞机速度推进到7马赫甚至更快，使飞机能在数小时内完成环球飞行。
In theory, the airbreathing engine could propel an airplane to speeds of Mach 7 or faster, enabling aroundtheworld flights that would take several hours.
而这种昆虫却经常在空中飞行，这说明世界上一些理论报道还有不足之处。
That the insects routinely become airborne demonstrates the shortcomings of some theoretical accounts of the world.
在这个方案中，一个载物飞行器(比如说搭载着卫星)将(首先)搭载超燃冲压发动机进入相当高度，理论上能够达到近似轨道速度。
In such a scheme, a payload vehicle (holding, say, a satellite) would piggyback to high altitude aboard the scramjet, which in theory could reach near-orbital speeds.
我们一直在此系统上，使用飞行模拟来测试我们的虚拟系统理论的物流和现正准备与我们的观看和购买市民分享！
We have been working on this system, using flight simulations to test out our virtual theoretical logistics systems and are now ready to share with our viewing and buying public!
利勃海尔采用了可变液压操纵的设备作为A380飞机飞行操纵系统来驱动襟翼，这是这种理论第一次应用在航空领域。
For the A380's flight control systems, Liebherr has adopted equipment with variable hydraulic control to drive the wing flaps, the first time this principle has been used in aviation.
也就是说，这架喷气式飞机可以在相对较高的600至800英尺，在飞行过程中喷洒出有效荷载，从理论上讲更加安全，甚至适合夜间扑火。
That means that the jet can fly at a relatively high 600 to 800 feet spraying its payload as it goes, making it safer in theory, even suitable for firefighting at night.
根据飞行动力学理论，建立了舰载机滑跃起飞数学模型。
According to the flight-dynamics theory, a mathematical model of aircraft ramp ski-jump take-off is established.
本文运用飞行力学原理和现代控制理论，对攻击地面固定目标的飞行器的再入机动制导方法进行了研究。
In this paper, the method of reentry maneuver guidance applying to attack the ground fixed target is described by using flight dynamics principle and modern control theory.
针对直升机特有的涡环飞行状态，根据直升机空气动力学理论，分析了直升机涡环状态飞行事故的现象及成因。
To investigate helicopter vortex-ring state, the phenomenon and reason of helicopter vortex-ring state flight accident is analyzed from the view of helicopter aerodynamics.
根据弹道导弹中段飞行近似为二体运动的特点，应用二体运动理论分析了弹道导弹中段防御的拦截窗口。
The analysis of the intercept window for ballistic missile midcourse defense is put forward based on the two-body theory, since the midcourse flight of a ballistic missile is nearly a two-body motion.
首先，利用奇异摄动理论对再入飞行器状态变量进行两个时间尺度的划分，将系统状态方程分解成两个低维子系统。
Firstly, the state variables of the reentry vehicle are decomposed into two sub-systems of different time scales using the singular perturbation theory.
以某一民用机场为例，基于“人-机-环境-管理”的系统工程理论，分析该机场影响飞行安全的各影响因素。
Taking a civil airport as an example, the factors affecting the fly safety in this airport were analyzed according to the system engineering theory of "man-machine-environment-management".
主要介绍了应用最优过程理论计算飞机最优飞行轨迹的数学模型和计算方法。
It is introduced that the application of optimum process theory to flight trajectory optimization. In this paper, it has studied the method of dealing with changing parameter.
从理论上对链球投掷和飞行中存在的一些动力学问题进行了研究。
The kinetics problem of the weight throw during the throwing and flying has been studied.
研究结果为地效飞行器的设计与优化提供理论依据。
The simulation results provide theoretical basis for the design and optimization on the crafts of wing in ground effect .
并应用这两种方法针对视线坐标系的两空间飞行器在目标机动下的追逃进行了理论推导和实验仿真。
Theory analysis and experimental simulations of pursuit-evasion problem with maneuvering target in sight coordinate system are performed using the two methods.
在理论和试验上验证了光学引导系统跟踪机动飞行目标的优越性。
The advantage of optical guiding system used in the mobile aero-target tracking is proved in theory and test.
利用人机工程学的理论和方法，采用中国飞行员人体数据，运用人体模型进行人机系统计算机仿真。
Utlizing the theory means of Ergonomics, we make use of the dummy, which is made based on Chinese pilots? Anthropometric data, to simulate the Human-Machine system.
理论分析及仿真结果表明，本文所求控制律对空间飞行器跟踪系统具有全局稳定性和鲁棒性。
Theoretical analysis and simulation results show that the proposed SMC law is globally stabilizing and insensitive to both parameter variations and external disturbances.
文中应用分歧与突变理论法建立了翼伞系统飞行稳定性分析的方法。
The bifurcation analysis and catastrophe theory methodology is used here t? Find ways to analyze the stability of parafoil system.
其研究成果在导弹、火箭等飞行器的控制器设计方面具有重要的理论意义和工程应用价值。
The research results have important theory significance and project application values in the controller design of flight vehicles such as rockets and missiles.
研究小型飞机的飞行控制系统具有重要的理论意义、工程意义和经济意义。
So making researches on the light aircraft flight control system is of theory, engineering and economical value.
飞行学员心理素质训练是一门综合的学科，有其独特的理论与规律可循。
The pilot psychological character training is a synthetic subject and it has its own special theory and rule to follow.
飞行学员心理素质训练是一门综合的学科，有其独特的理论与规律可循。
The pilot psychological character training is a synthetic subject and it has its own special theory and rule to follow.
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