最后进行了飞行状态下的噪声控制实验。
大多数飞行状态都要求保持侧滑角等于零。
In most flight conditions it is desired to maintain the sideslip Angle equal to zero.
鸟类、蝙蝠和其他会飞的生物是如何离开地面、保持飞行状态的呢？
How do birds and bats and other flying beasties manage to get off and stay off the ground?
文中给出了几种飞行状态下由杆臂效应引起的导航误差。
Navigation errors caused by the lever arm effects have been demonstrated under three flight scenarios of the aircraft.
由于飞行状态复杂，要求座舱内画面显示动态、实时、清晰。
The complex situation of flight requests that the graphics display of cockpit must be dynamic, real-time and legible.
此系统的开发为研究飞机飞行状态与性能提供了比较直观方便的工具。
The development of this system provide a convenient tool to research the flying condition and aircraft performance.
某涡扇发动机数百小时的各飞行状态高空模拟试验证实，改造成功有效。
Following hundreds hours of altitude test of a turbofan engine at different conditions, it has proved that the reconstruct ion is effective.
由于飞行状态姿态复杂多变，座舱显示系统的画面也要求动态、实时、清晰。
The frame of cockpit display system should be dynamic, real-time and clear to display the complicated and varied flight conditions and attitudes.
这个方法用一条目标曲线，几个螺旋桨桨叶角，模拟了飞机的10个飞行状态。
By using an objective curve and several propeller blade-angles, 10 flight states of aircraft are simulated.
实现机翼在不同的飞行状态下的最优气动外形是变弯度自适应机翼的一项关键技术。
Making aircraft wing vary under different flying speeds is a key technology of variable camber adaptive wing.
本文研究利用不同飞行状态下测量的发动机变量估计涡轮进口温度和压气机出口压力。
This paper introduces the parameter estimation research for the turbine inlet temperature and compressor exit pressure by using the engine variables measured under the different flight conditions.
地面实验设备必须要模拟高超音速飞行状态下气流的焓、压力、M数和空气中氧气的组分。
It is necessary to simulate the high enthalpy, high pressure, Mach number and the same concentration of oxygen species as air in hypersonic flight.
本新型玩具简单耐用，易于安装，并且可调节机翼位置及模型重心，以获得更完美的飞行状态。
The novel toy is simple durable, having easy installation. The wing position and a model gravity center can be adjusted to obtain more perfect flying state.
本文针对国防科技领域中，某种武器的飞行状态，介绍了测量其摆动角度的测量系统的设计思想。
Dealing mainly with the flying status of some kind of weapon in the field of Defense Science, this article introduces the ideal of designing pendulum Angle measure system.
在建模过程中，考虑了螺旋桨滑流对飞机的气动干扰及不同飞行状态下螺旋桨拉力及扭矩的变化。
Interference of propeller slipstream, changing of propeller thrust and twist with different flight state was took into account.
外交部还建议乘客呆在家里，定期与航空代理或航空公司联系，以得到关于飞行状态和预售票情部的最新动态。
The Foreign Office is advising passengers to remain in regular contact with their travel agent or airline for the latest news on the status of flights and bookings.
作为吸气式发动机，其性能不仅取决于发动机本身结构和推进剂性能，与飞行状态也有密切的联系。
As the air-breathing engine, the performance of solid rocket ramjet is determined not only by structure of engine and the performance of propellant, but also by flight condition.
在军事上，地效翼船无论是作为实施袭击的平台还是登陆作战的工具，保持低空飞行状态都是必须的；
Either to be a platform for originating an attack to the enemy or to be a vehicle for landing force, the WIG vehicle must fly with low altitude in martial action.
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.
让我们来看看一个对飞行器进行静力测试的一个涉密车间，这些测试是为了保证飞机在大载荷飞行状态下机体不破坏。
Let's visit a workshop with restricted access where static load tests of aviation equipment used to be performed. The tests ensured that the plane wouldn't be broken in the air due to heavy loads.
飞机在不同的飞行阶段和飞行状态下，由于作用在控制面上的气动负载不同，因而由铰链力矩引起的液压作动筒压力也在变化。
On military aircraft, hydraulic pressures of actuators caused by hinge torque vary with aerodynamic force on control surface due to different flight states.
该系统采用大面阵CMOS图像传感器作为成像器件，通过反射镜扫描进行像移补偿的方法，实现无人机飞行状态时清晰地数字成像。
This system USES large area array CMOS sensor as the image device, and makes the image motion compensation by reflector scanning, thus to obtain clear digital images during flight of UAV.
但是，“猛禽”战斗机还可以保持低速飞行状态，悬停半空几乎静止，机头上挑，就像挂在天上的儿童玩具那样；一个人若能见到这般景象，则更会心服口服。
But even more impressive is to see the Raptor at low speed, hovering almost stationary in the air, its nose pointing upwards, like a child’s toy strung up to the sky.
随着数字式弹载计算机的使用，自动驾驶仪能够很方便地实现系统变参数设计，在不同的马赫数及不同的飞行状态下，通过弹载计算机的解算来实时装订系统参数。
But now the parameters of digital autopilot system can be easily designed, changed and loaded at real-time, at different flying states and at different Mach Numbers by missile-borne computer.
重点解决在没有轨道观测数据的情况下，如何利用再入飞行中的测量数据进行状态和参数估值。数据包括体轴角速率和过载，由固连于飞行体的速率陀螺和加速计给出。
The emphasis is put on estimating the states and parameters only on the basis of the re-entry on-board measurement data in the absence of trajectory observation data.
重点解决在没有轨道观测数据的情况下，如何利用再入飞行中的测量数据进行状态和参数估值。数据包括体轴角速率和过载，由固连于飞行体的速率陀螺和加速计给出。
The emphasis is put on estimating the states and parameters only on the basis of the re-entry on-board measurement data in the absence of trajectory observation data.
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