• 霍纳提供给定重量最大有效跨度给定的几何大跨度

    Hoerner wing tips provide the largest effective span for a given geometric span or a given wing weight.

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  • 窄长的头骨没有牙齿的短短的颈椎表明齿龙类似。

    Its elongated skull with toothless tips and short cervical vertebrae indicate that it is similar to that of Pteranodon.

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  • 流过翅膀空气向上流动,这种现象称为上升流

    The air flowing over a bird's wings curls upwards behind the wingtips, a phenomenon known as upwash.

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  • 大多数航空电子设备安装枪炮托盘飞机两个吊舱上

    The majority of these avionics are installed on a pallet in the gun bay and in two wingtip pods.

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  • :“从某种意义上来说,只鞋还只是冰山一角。”(他大概”)。

    "The shoe," he said, "is in a sense just the tip of the iceberg." (he probably meant to say wingtip.)

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  • 今天使用典型相比SUGARVolt的机相距更远前缘与后缘之间相距更短并且后掠角更小。

    Compared to the typical wing used today, the SUGAR Volt wing is longer from tip to tip, shorter from leading edge to trailing edge, and has less sweep.

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  • 但是肢臂处黑色羽毛可能能够帮助赫氏近鸟逃脱肉食动物的掠捕。

    But white and black limb feathers might have helped Anchiornis escape predators.

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  • 每个各有一门激光

    Each wingtip also carries a laser cannon.

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  • 西斯渗透者”艘26.5长的飞船拥有可折叠圆形部件

    The Sith Infiltrator is a 26.5-meter long craft, with folding angular wings and a rounded bridge compartment.

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  • 每个都有强大的武器

    Each wingtip holds powerful weapons.

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  • 飞机挂装导弹对机结构设计结构分析提出了诸多全新课题,结构振动响应气动弹性动响应。

    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.

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  • 首先预定的广义尾流入手,并引入涡涡作用经验修正的自由尾流进行计算分析。

    Beginning with the prescribed wake model, a Semi Empirical Correction for the vortex core effect on rotor wake is made and free wake calculation is carried out.

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  • 除了工艺完全相同尾巴形状B - 2切断跨越

    It had the exact same shape a B-2 except the tail of the craft cut straight across from wing tip to wing tip.

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  • 讨论了后掠角两个机外形参数失速特性影响

    The influence of sweep angle and taper ratio on the characteristics of wingtip stalling is discussed.

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  • 采用镜像理想模型分析地面效应涡位置和气流下洗影响

    Image method ideal vortex model is used for the analysis of how ground effect impacts wingtip vortex and airflow downwash angle.

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  • 目的:了解术前局部注射高三杉酯碱联合地塞米松对减少胬肉术后复发效果

    Objective: to study the effect of homoharringtonine and dexamethasone injection of topical pterygium before excision on the prevention of recurrence of pterygium.

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  • 去头,去皮,去内脏,去,留尾,留第一,泡药。

    Head off, skinless, tripe off, wings off, first ring on, tip on, treated.

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  • 本文介绍了前缘诱导激波湍流边界层干扰流场壁面特性着重强调马赫数影响

    This paper presents the surface characteristics of the inter-action between shock wave and turbulent boundary layer induced by sharp fin with emphasis on Mach number effects.

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  • 总面积为3.1%基本面积帆片减少诱导阻力具有明显效果,诱导阻力因子减小20%左右。

    The wing sails with 3.1 percentage of essential wing area have observable efficiency in reducing induced drag. The factors of the induced drag were reduced by 20 percent.

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  • 动力学模型气动模型相匹配为原则,建立后掠细致气弹模型。

    A refined aeroelastic model of a helicopter rotor blade with swept tips is established based on model matching.

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  • 就连大楼边边角角也遭到彻底破坏第二架飞机擦过了南楼78层,正在电梯几十当即死亡

    Even at the margins the collisions were devastating: the wingtip of the second plane grazed the78th floor sky lobby in the south tower instantly killing dozens of people waiting for elevators.

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  • 结论术前胬肉局部注射高三杉酯碱可以减少状胬肉术后复发

    Conclusions the homoharringtonine injection of topical pterygium before excision was effective for decreasing the recurrent pterygium.

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  • 用速度梯度压力梯度环量梯度模拟大攻角前缘三角

    Velocity gradient, pressure gradient and circulation gradient are used to model the separated vortex flow field over a leading edge delta wing.

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  • 应用探针空间定量测试技术研究了流动结构,给出了尾涡下游两倍弦长距离内的速度和压力场分布随角变化的规律。

    The flow field of the wing tip vortex, which shed from a rectangular wing, is surveyed by a seven holes probe in a low speed wind tunnel.

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  • 他们几乎是挨着时并排飞行时,雷斯纳凝视现在敞开座舱

    As they coasted wingtip to wingtip, Risner peered into the now open cockpit.

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  • 飞机设计一个多因素设计,设计中比较复杂影响参数较多。

    The design of the winglet on the wingtip of a plane is a multifactor design, it is relatively complicated in the design of an aerofoil due to the influence of no lesser parameters.

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  • 研究结果显示,切三角L CO不仅结构几何非线性密切相关,而且受到结构材料非线性的显著影响

    The study shows that the LCO of a cropped delta wing is not only closely related to its geometric nonlinearity, but also remarkably affected by its material nonlinearity.

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  • 来流动情况下,结构几何非线性引起三角LCO计算结果试验值吻合较好。

    For lower inflow dynamic pressures, the LCO of the delta wing is caused by structural geometric nonlinearity, and the numerical results correlate well with experimental data.

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  • 来流动情况下,结构几何非线性引起三角LCO计算结果试验值吻合较好。

    For lower inflow dynamic pressures, the LCO of the delta wing is caused by structural geometric nonlinearity, and the numerical results correlate well with experimental data.

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