他们根据模型发现，当蝗虫具有更硬或更直的翅膀时，飞行性能下降。
In the model, when the locusts had rigid or straight wings, flight performance suffered, the team found.
根据此模型，对发动机性能进行了计算，进而计算出飞行性能。
The characters of the engine and the flying performance of the helicopter are calculated based on the thermodynamic math model.
从飞行性能最优的角度，对多操纵面飞机的配平原则与算法进行了研究。
On the aspect of getting the optimal flight performance, this paper discusses the trimming principle and solution for the aircraft with multiple control effectors.
近期美国X-43A的飞行试验数据表明脉冲式风洞能够预测飞行性能。
The experimental data of recent X-43A flight tests indicate that impulse wind tunnel could be used to predict a vehicle's flight performance.
通过离散杆战斗部靶场静爆试验，对离散杆式破片的飞行性能进行了试验研究。
Through the exploding experiment of discrete rod warheads at shooting range, the flight performance of the rods about discrete rod warheads is researched.
这能使沙燕儿在风小时能起，风大时也能稳，其飞行性能优于其他类型的风筝。
This can make the sand in the wind can be planted hours, winds can also be stable, its flight performance is better than other types of kites.
CX1型无人机机身细长，动力装置距离飞机重心较远，对飞行性能影响很大。
The fuselage of CX1 UAV (Unmanned Air Vehicle) is slight and motive equipment is relatively far from the plane center, which influence the flying performance greatly.
他们的目标是让医疗急救更为快捷，同时让灵活的飞行性能增加他们在战斗中的能力。
They would dash to and from a medical emergency a lot faster. They would also be very agile in flight, which would increase their capabilities in combat.
把飞行性能数据同标准性能数据，以评价直升机当前的飞行性能，并预测其变化趋势。
A compare between the simulation data and the standard data presented by the manufacturer is taken to evaluate the helicopter's current performance and predict the developing trend of the performance.
根据计算结果对其所处的稀薄区域和稀薄效应对磁头飞行性能的影响进行了分析和讨论。
According to the calculated results, discussions and analyses are then presented to reveal the effects of rarefied region and rarefied effect on the working performances of the magnetic head.
它坚固地机身和强劲的引擎使得设计人员可以给它安装强大的武器而又不显著影响飞行性能。
Its strong airframe and powerful engine allowed the design team to improve its armament without having to sacrifice flight performance significantly.
英国埃克塞特大学的罗宾·沃顿评论说，这项研究提供了充分的实验证据，证明了柔软的翅膀能提高飞行性能。
The study provides sound experimental evidence that flexible wings add to flight performance, comments Robin Wootton of the University of Exeter in England.
本文对翼尖小翼的飞行试验结果进行了分析，试图说明它对飞机的气动载荷、操稳特性及飞行性能的影响。
An analysis of flight test results was conducted to explain the effects of winglets on aerodynamic load, control-stability and performances.
飞机在结冰后，飞行性能、稳定性、操纵性都受到不同程度的影响，对这些问题进行了阐述，并分析了其原因。
The performance, stability and controllability of an aircraft were all affected after icing, in different degree.
海洋环境对飞行的影响，主要指风浪和海洋气象的变化，它们不仅影响直升机飞行性能还将直接危及飞行的安全。
The oceanic environment means mainly changes of sea wave and marine meteorology. It directly affects flight performances of airplanes and harms their safety.
因此，民航局要求全国各航空公司具有高原飞行性能的39架飞机和具有高原飞行资格的机组集结待命，做好运输准备。
Therefore, CAAC requested that all the 39 aircraft with high altitude performance and its crew to be ready for the relief transportation.
发动机工作性能对火箭飞行性能的严重影响已引起众多研究人员的重视，尤其是火箭发动机推力总冲及其工作时间等重要参数。
The severe influence of the rocket engine property, especially its total thrust impulse and work time on the rocket flight performance has aroused great attention among technological workers.
依据拖曳系统的耦合特性和约束条件，建立了拖曳飞行动力学和运动学方程，提出了一种基于仿真的拖曳系统飞行性能计算方法。
According to the coupling characteristics and constrained conditions of the towing system, the models of dynamics and kinematics of the towing system were built up.
拖曳系统的飞行性能是评价拖曳系统可行性的一项基本内容，而要求解拖曳系统的飞行性能，则必须解决拖曳系统中运载器的航迹控制问题。
The precondition of getting the systems performance is to solve the issue of flight path control laws of the towed vehicle in the system.
给出了一种用于Y7 2 0 0A运输机的隐蔽式短波天线，该天线为位于飞机垂尾前缘的回线天线，与飞机的外形共形，不影响飞机的飞行性能。
A type of loop antenna used for Y7-200A airplane is given. The antenna is located on the front edge of the vertical stabilizer. It is conformal with the configuration of the plane.
在纳入弹道导弹防御系统之前，诺斯罗普·格鲁曼公司也将进行一系列飞行和地面测试以验证性能。
Northrop Grumman will also participate in flight and ground tests to validate the performance prior to transitioning the capabilities into the operational BMDS.
未来的飞行测试计划还要验证这种飞机的其他关键性能指标，其中包括新的载荷能力。
Future flight testing is planned to validate additional key performance parameters for this aircraft class, including new payload capabilities.
下一步，BAE系统公司将在美国陆军的测试和评估中对ATRICM和通用导弹预警系统(CMWS)进行飞行试验，以校验这两种系统的性能。
BAE Systems will next conduct a series of flight tests to verify the performance of ATIRCM and the company's Common Missile Warning System (CMWS) in advance of Army test and evaluation.
在测试中，证实了在飞行条件下，MilOWS的传感器的功能和性能可以满足用户的需求。
During these tests, the functionality of the equipment and the performance of the sensor were verified under flight conditions as required by the customer.
这种小飞机令人愉快，感觉亲切，而且性能良好，但它们的安全要求与那些在空高飞行的巨型飞机很不一样。
These smaller craft are enjoyably intimate and perfectly airworthy, but they have safety require-ments quite different from those of the high-flying behemoths.
两架飞机之间的尾流以及在平流层飞行时的发动机性能和飞行控制响应都进行了评估。
Wake turbulence between the two aircraft as well as engine performance and flight control responsiveness in the stratosphere were evaluated.
两架飞机之间的尾流以及在平流层飞行时的发动机性能和飞行控制响应都进行了评估。
Wake turbulence between the two aircraft as well as engine performance and flight control responsiveness in the stratosphere were evaluated.
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