某型机翼内翼结构布局优化模型,包括两类设计变量:位置变量和尺寸变量。
A certain structure optimization design model that contains both position variables and size variables were given in this paper.
凸出翼结构的采用比普通螺母增加了金属与金属间的接触面,起到楔入紧固的作用,防盗性能更卓越。
Compared with the common nut, a contact surface between metals is added by adopting the protruded wing structure, plays a role of wedging and fastening and has more excellent theftproof performance.
飞机机翼挂装翼尖导弹对机翼结构设计和结构分析提出了诸多全新课题,如结构的振动响应和气动弹性动响应。
Missile carrying on the wing tip causes the wing structure design and analysis to face many challenges, such as structural vibration response and aeroelastic response.
试验证明该理论可行并能用于研究无铰旋翼结构参数对桨叶气弹稳定性的影响,也能用于直升机旋翼的型号设计。
The experimental results verify that the feasible theory can be used to investigate the effects of structural parameters of hingeless rotor on aeroelastic stability.
正像翼间支柱是机翼结构中不可缺少的一部分一样,Strut也可能成为您下一个Web项目的不可缺少的一部分。
Just as struts are essential to the structure of a wing, struts might become an indispensable part of your next Web project.
翼龙的整体结构和比例与鸟类和蝙蝠都很相似。
The pterosaurs resembled both birds and bats in their overall structure and proportions.
研究员通过模仿蝶翼的这种精密结构来加大伪造货币和信用卡的难度。
Researchers are mimicking these structures to make it difficult to counterfeit money or credit CARDS.
而另一半的元凶则是飞机自身的结构问题:颠簸不平的气流穿梭过往时同起落架、翼缝和襟翼等结构相遇制造了另一半噪音。
But the frame of the aircraft itself is to blame for the other half: the bumpy air flow over the undercarriage and the slots and flaps of the wings creates the rest of the racket.
但是在2008年,公司发现内部机身结构与机翼结合处的787的碳素纤维“翼盒”,强度不够并且需要金属翼梁的加固。
But in 2008, the firm found that the 787's carbon-fibre "wingbox", the internal fuselage structure the wings attach to, was not strong enough and needed stiffening with metal spars.
这样的配置结构可以让他到达太阳翼并展开调查。
This configuration will allow him to reach the solar wing and investigate the problem.
微小的拇翼改善了对飞行的控制能力,第一翼羽上的凸出轴结构会发出沙沙的响声——在保持视觉效果的同时还增添了声学效果。
A tiny feathered "thumb," the alula, improves flight control. The protruding shaft on the first wing feather makes a loud, rustling sound—adding acoustics to the visual display.
微小的拇翼改善了对飞行的控制能力,第一翼羽上的凸出轴结构会发出沙沙的响声——在保持视觉效果的同时还增添了声学效果。
The protruding shaft on the first wing feather makes a loud, rustling sound—adding acoustics to the visual display. At Peabody Museum of Natural History, Yale University
龙骨—沿翼帆中心弦延伸的那根主结构管。
KEEL - main structural tube that runs along sail at center chord of wing.
翼弦,梁或框架的结构部件。
接近桥翼顶端的时候,结构高度在此减小至标准截面高度。
Towards the flap tip the construction height decreases again to pass to the standard cross-section.
提出一种面向设计的复合材料旋翼桨叶结构动力优化方法。
A design oriented method for the dynamic design optimization of composite rotor blades is presented.
结果:3种手术进路对翼腭窝内结构都有不同的暴露。
Results: the 3 approaches allowed for different exposure of the pterygopalatine fossa structure.
考虑角向空间谐波,建立了有限厚度翼片加载螺旋线慢波结构的模型,推导出色散方程。
Considering azimuthal space harmonics, the finite size vane model is suggested for vane-loaded helical slow-wave structures in this paper.
熟悉翼愕窝区穿行结构的显微外科解剖,有利于临床处理该区病变,提高手术的成功率。
To be familiar with microsurgical anatomy of passing structures is helpful for clinical operation and improving operational success.
本文认为《混凝土异形柱结构技术规程》中节点翼缘对节点抗剪影响的规定是可行的。
The design regulation of the effect of the flange of joints in Technical Specification of Concrete Special Shaped Column Structure is feasible.
研究了在大迎角下,后掠翼对细长体绕流结构和气动力特性的影响。
The influence on flow structure and aerodynamic of a slender by sweep wing at high Angle of attack was studied.
计算与实验数据以及栅格翼附近流场结构进行了比较。
The comparisons between computation and experimental data are made, and the detailed flow structure near grid fin is shown and examined.
提出“约束翼”新型结构,对曲柄臂严重缺料的情况下,在不增加锻件的下料尺寸,成形质量良好的曲轴锻件;
Aim to the serious subfilling of the crank arm, the construction of"constrained wing"was presented to form the favorable die filling instead of increasing the forging size.
对胜利渤南油田多年使用的旋翼式流量计(高压水表)在结构设计、加工装配质量以及计量范围等方面存在的问题进行了分析。
The analysis is offered to the problems existing in the aspects of structure design, processing assembly quality and measurement range of rotor flow-meter used in Bonan oilfield for many years.
论文首先介绍了直升机旋翼加载系统的结构,在建立了单通道加载系统的数学模型的基础上,分析了加载系统的动念性能。
First, the structure of helicopter airscrew loading system was introduced, On the basis of single channel loading system's math model, the system's dynamic performance was analyzed.
这种铰链在大型航天可展结构(如可展的太阳翼)中具有一定的应用前景。
This kind of new hinge can be used in large deployable structures such as solar arrays.
目的:探讨翼点入路开颅术中改善鞍区结构显露的有效方法。
Aim: To investigate the effective method for improving exposure of seller areal structure in pterional approach.
已有三个结构在翼缘节点板端部出现了裂纹。
Three structures have exhibited cracking at the ends of flange gusset plates.
已有三个结构在翼缘节点板端部出现了裂纹。
Three structures have exhibited cracking at the ends of flange gusset plates.
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