查询词典 flight vehicle

During the climbing phase, the flight parameters and weight of Trans - Aerosphere Vehicle change so much, thus the vehicle＇s controllability and stability vary very quickly.

跨大气层飞行器在爬升过程中飞行参数及质量特性变化剧烈，因而飞行器的操纵稳定特性也相应迅速变化。

According to the flight feature of high-speed unmanned aerial vehicle, a kind of federated Kalman filtering based on constant acceleration moving is presented.

针对高速无人飞行器运动的特点，设计了一种基于匀加速直线运动的联邦卡尔曼滤波器。

Gain-scheduling flight control law is used to determine the deflexion angles of the control surface and control the trajectory of the vehicle, and the trajectory simulation results are obtained. The results indicate that under the control system the latter is complicated, so direct acceleration is superior.

结果表明，操纵控制下的飞行器能够按照预定轨迹飞行；使用螺旋加速方式，可以延长激光加速的时间，但是这两种加速方式最后得到的速度差不多，而螺旋加速的操纵复杂，因此竖直平面内直接加速有一定的优势。

The 'Vapor' also comes with two custom flight helmets in line with the Air Force theme of the vehicle.

在'汽'还配备了两个自定义与空军飞行汽车为主题的头盔。

In the rescue situation system of the main flight strip, the communication data link between the vehicle and Beijing center is important for rescuing on time. It is related to the correct decisions of commanders.

摘 要：在主着陆场搜索态势系统中，车载系统与北京中心间的海事卫星通信数据链路的通断直接影响搜救的及时性和正确性，关系到各级指挥员对搜索态势的准确把握和及时决策。

With ASFC technology, it shall be possible to increase efficiently fan/compressor pressure ratio, but also reduce the axial length and weight of the engine a well as the noise of fans. Meanwhile, it increases the flexibility sad payload of the flight vehicle, thus reducing the fuel consumption.

这一技术的采用能够大幅度提高压比，减少发动机的轴向长度和重量，降低风扇的噪音；在做功能力增加重量减轻的同时，能够增加飞行器的灵活性以及有效载荷，从而减少燃油消耗。

It can be seen from this article that the two methods have demonstrated the working capacity for calculation of frictional force and thermal load on surface of a hypersonic winged flight vehicle, which moves in dense atmospheric layers on a trajactory with stationary values of velocity head.

由文可见，对于在稠密大气层内，沿轨道运行头速度恒定的高超声速有翼飞行器，能够用本文所采用的两种方法计算其表面摩阻和热载荷。

A new launch vehicle telemetry system scheme with an independent sub-system of environmental measurement is designed, which could analyze environmental data on rocket and then sends analysis results instead of original measurement data to the ground station during the flight tests. And a method of overlapping data segmentation is presented for solving the error-accumulation problem caused by calculating the shock response spectra during the whole flight. Besides, the rocket-borne optimal process parameters of the acoustic noise, shock and vibration are obtained by simulation combined hardware resources and system capacity.

通过设计独立的力学环境测量及数据处理子系统构建新的遥测系统体系结构，在箭上完成力学环境数据处理并将处理结果代替原始测量数据发到地面；提出了数据重叠分段处理方法，解决了飞行全程处理冲击响应谱的误差积累问题；建模仿真给出了箭上力学环境数据的优化处理参数；完成了箭上实时处理器设计。

As the vehicle climbs, the engines are aligned with the flight directional axis of the vehicle, and remain in this position until orbital velocity is achieved.

作为汽车爬升，引擎，是不结盟，与飞行方向轴的车辆，并停留在这一立场，直到轨道速度的实现。

Therefore, a Chinese kite hangs in the American Washington Astronavigation Museum hall, writing "The human earliest flight vehicle is Chinese kite and the rocket." on it.

因此，在美国华盛顿宇航博物馆的大厅里挂着一只中国风筝，在它边上写着：&人类最早的飞行器是中国的风筝和火箭。&

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。