查询词典 sweepback wing

Different sweepback sweepback-wing and triangle-wing′s radar cross sectionare computed with finite difference time domain,and the profiles for the RCS are analyzed.

以时域有限差分法计算了不同后掠角的后掠翼和三角翼的雷达散射截面，并对其分布情况进行了分析；计算了不同后掠角的后掠翼和三角翼在多个频段的RCS，并按照不同的威胁判断求出平均值，得出RCS随频率的变化情况。

Further, each blade has, in the radial direction, a sweepforward wing portion situated on the boss side and exhibiting a positive advance ratio value, and a sweepback wing potion situated on the outer peripheral side of the blade and exhibiting a negative advance ratio value, with the arc length of each blade increasing from the boss side toward the outer peripheral side.

并且，叶片(4)具有轮毂侧的前进叶片部(2)和叶片的外周侧的后退叶片部(3)，前进叶片部在半径方向上具有前进率为正的值，后退叶片部具有负的值。

The aerodynamic characteristics of the cuted tip rhombus wing and double-delta wing of middling sweepback angle and aspect ratio about sixty type are investigated by a numerical method based on Eular equations.

采用Euler数值计算方法，对60多种中等后掠角及展弦比的切尖菱形机翼、双三角机翼纵向气动力特性进行了计算、分析和比较，从中筛选出16种切尖菱形机翼、14种双三角机翼进行了全机高速风洞实验研究，给出了机翼的展弦比、前缘后掠角、根梢比及几何扭转变化对全机升力、阻力及俯仰力矩的影响曲线和数据分析，在此基础上提出了用于定量估算两类机翼纵向气动力特性的关系式及修正因子。

My main research work is listed as follows: 1. Considering structure characteristics of high aspect ratio flexible wing, features of flat-straight-wing and backswept wing, the aeroelasticity of high aspect ratio of flexible wing, its structure model and aeroelastic dynamics equation of flexible wing have been studied.

针对大展弦比柔性机翼的结构特征，并考虑到平直机翼和后掠机翼的特点，对大展弦比机翼的气动弹性进行分析，分别建立其结构模型，并推导出柔性机翼气动弹性的动力学方程。

Calibration tool storage cabinet rolling rack w/lights statu go rack rolling rack w/hardhats.tool.rarts metal work station office chairs 7"miter band saw fiberglass backing plates 12"band saw filing cabinets 7 air conditioners 6 humidifiers 2 grinders 2-carts w/testing equipment golf cart 6 utility carts left upper wing right upper wing 4 rolls of final bagging disassembled lay up room lexan 4*8*9/8 3 roof top air ducts preforming core fuselage to wing part non conforming steel/alominum insulation tubes left lower wing right lower wing horizontal upper tail 2 sheets of 1honeycomb core office cubicles cabin door frame template 1 medium size cabinet 2 small cabinets flammable container L.H.boom inboard flap hinge(2) R.H.boom inboard flap hinge(1) L.H.outboard nacelle little fuse CSL mold AFT keelgusset mold LH boom inboard mold RH boom outboard mold LH upper fuel tank mold RH lower fuel tank mold universal safety mats(13) aileron bond/drill jigs metal saw hooses 5-lay up tables safety mat trim kit empty rack office chairs left assembled boom right assembled boom utility carts small file cab bagging material black med.

标定工具储藏柜轧制机架瓦特/灯 statu去机架轧制机架瓦特/ hardhats.tool.rarts 金属工作站办公椅 7 &字带锯玻纤板支持 12 &带锯档案柜 7空调 6加湿器 2磨床 2 ，车瓦/测试设备高尔夫球车 6实用车左上翼右上翼 4卷最后套袋拆卸积储室聚碳酸酯4 * 8 * 9月8日 3天台冷气槽预成形核心机身的一部分，以翼不符合钢铁/ alominum 保温管左下翼右下翼横向上尾 2张1 蜂窝芯办公室隔间舱门框模板 1中型内阁 2小柜易燃集装箱 L.H.boom内侧襟翼铰链（ 2 ） R.H.boom内侧襟翼铰链（ 1 ） L.H.outboard发动机舱小保险丝CSL的模具霉菌毒素keelgusset 黄体生成素臂船模生殖健康繁荣舷外模具激素上油箱模具相对湿度较低的燃料箱模具普遍安全垫（ 13 ）副翼债券/钻夹具金属看到hooses 5 -奠定表安全垫装饰盒空架办公椅离开组装繁荣正确组装繁荣实用工具车小档案驾驶室套袋材料黑色med。

Dealing with the high sweepback flying wing, the classical layout of the control surfaces is given, after the CFD computes, the dynamic characteristics of the control surfaces are analyzed, the variation of the dynamic parameters caused by the deflection of the elevator, aileron and the split-drag-rudder are studied to provide a reference to design the control system.

针对所建立的大后掠飞翼模型，给出了一套典型的操纵面布置方案，通过CFD计算后，对各舵面气动特性进行了分析，在升降舵、副翼和阻力方向舵偏转过程中对各气动参数的影响进行了研究，给控制系统的设计提供了依据。

A rotor structure for a rotating wing aircraft having substantially rigid rotor head means and rotor blades or wing means arranged in at least one pair, comprising blade angle bearing means (10, 12, 14, 16) for each rotor blade means, tension bar means (6,8) operatively interconnecting the rotor blade means of a pair which blade means are arranged diametrically opposite each other, said tension bar means having a high bending resistance, whereby transmission of bending moments from the rotor blades to the rotor head means is substantially prevented, each of said blade angle bearing means comprising a structure angularly movable in the wing flap direction and in the wing lead-lag direction, at least one of said blade angle bearing means of a pair comprising means permitting an axial motion of the respective tension bar means supported in said blade angle bearing means, and wherein said blade angle bearing means (10, 12, 14, 16) operatively support said tension bar means (6, 8) on said rotor head means (4) for pitch angle rotation of said tension bar means relative to said rotor head means (4), said rotor structure further comprising means (24) securing said rotor blade means (18) to said tension bar means (6, 8) in a manner rigid against rotation of the blade means about the longitudinal blade axis whereby the securing means prevent flapping, drag and lagging movements of the tension bar means, said tension bar means being constructed as torsion bars which are elastic relative to torsion about said longitudinal blade axis.

1转子结构为旋转翼飞机，有大幅刚性转子头部的手段和转子叶片或机翼的手段安排中至少有一对，组成的叶片角度轴承手段（ 10 ， 12 ， 14 ， 16 ）为每个转子叶片的手段，拉杆手段（ 6，8 ）手术互连转子叶片的手段，其中一对刀片的手段都是安排截然相反的对方说，拉杆手段，有一个高弯曲阻力，即传输弯矩从转子叶片向转子头的意思是，大幅防患于未然，每个叶片角度说，轴承的手段组成的一个结构angularly动产在机翼上皮瓣的方向和在机翼导致滞后的方向，至少有一个叶片角度说，轴承是指一对组成的手段，允许轴向的议案，分别紧张酒吧手段，支持在叶片角度说，轴承的手段，其中，叶片角度说，轴承的手段（ 10 ， 12 ， 14 ， 16 ）手术的支持表示拉杆的手段（ 6 ， 8 ）就表示，转子头部的手段（ 4 ）为俯仰角轮换说拉杆手段相对说，转子头部的手段（ 4 ）表示，转子结构进一步组成的手段，（ 24 ）说，确保转子叶片的手段（ 18 ）表示，拉杆手段（ 6 ， 8 ）在一个僵化的方式对旋转的叶片即是说，约纵向叶片轴，即确保手段防止扑，拖曳和落后变动的紧张局势，酒吧的手段，说拉杆手段，正在建造的，作为扭杆这是弹性相对扭转约说，纵向叶片轴。

A rarer type of aircraft that is neither fixed-wing nor rotary-wing is an ornithopter. A heliplane is both fixed-wing and rotary-wing.

民用飞机除客机和运输机以外还有农业机、森林防护机、航测机、医疗救护机、游览机、公务机、体育机，试验研究机、气象机、特技表演机、执法机等。

Others are wing planform (rectangular, tapered, etc.), wing tips, wing twist (we will discuss this topic, as it seems to be one that is frequently misunderstood or underestimated), wing aspect ratio, or span loading (which seems to be overestimated).

其他人永planform ，机翼的秘诀，永捻（我们会讨论这个话题，因为它似乎是一个经常被误解或低估），永长宽比，或跨度加载。

Ln this paper the effect of the position and planform of the canard wing on the burst process of the leading edge vortices over thedouble delta wing and the aerodynamic characteristics of the fighterconfiguration with the double delta wing are presented Furthermore,optimum fighter with the canard-double delta wing has been given.

本文给出了鸭翼对双三角翼气动特性及涡的发展和破裂过程的影响，进而分析了鸭翼位置、平面形状对全机气动特性影响的机理，并提出了合理的鸭翼双三角翼布局形式。

In this new architectural plan the Garden of Golgotha came to be at the centre of the new city.

Aelia 是高举他自己，并在此城内朝拜罗马诸神。

The continuous nature of peat accumulation means that terrestrial coaly rocks may provide a higher resolution and more complete record of base-level change than the time-equivalent shallow-marine strata, thus enabling the identification of highfrequency cycles that are not recorded in themarine strata.

泥炭积累的持续性质的手段，陆地coaly岩石可提供较高的分辨率和更完整的记录基准面变化的影响时，相当于浅海阶层，从而使确定的高频周期，不记录在themarine 阶层。