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As part of this effort, an integrated scramjet model is about to begin testing at up to Mach 5.6 in a new wind tunnel in Beijing.

作为该项工作的一部分,一个可达5.6马赫的综合冲压模型即将在北京的一个新的风洞内开始测试。

It is used in measurement of pressure transients , such as in shock tubes, wind tunnels, and seismograph equipment

它广泛用于瞬态压力测量,如冲击管、风洞以及地震仪器设备中。

Relativity principle and similarity principle have been used in wind-tunnel design and trial.

风洞设计及试验采用了相对性原理和相似性原理。

The interaction between the two primaryvortices generated form the strake and leading edge are successfully simulated.

机翼上由翼前缘翼及翼前缘所产生的二涡旋流它们之间地相互干扰以及穿音速震波/涡悬流/边界层之间地相互干扰均可以精确计算模拟,并与风洞实验结果作验证比对。

Based on wind tunnel tests, this paper deals with the ability and causes of maneuvering flaps to decrease drags, the effects of the flap span , the flap chord, the strake and the wing plane form on the aerodynamic characteristics of the maneuvering flap, the matching of leading-edge and tailing-edge flaps, the improvement in the large angle-of-attack flying quality.

本文根据风洞实验结果,讨论了机动襟翼减阻的能力和原因,襟翼弦长和展长的影响,前缘襟翼和后缘襟翼的配合使用问题,机翼边条和机翼平面形状对机动襟翼减阻的影响,以及机动襟翼对大迎角飞行品质的改善情况。

The Langley test in July and August 2009 was the second time a BWB model was put through its paces at the huge wind tunnel that was built in 1930 and used to test World War II fighters, the Mercury space capsule, and concepts for a supersonic transport.

测试工作于09-7开始,巨大的风洞建于1930年,曾被用于测试二战战斗机,水星太空舱和概念性超音速运输平台。06年的初步测试,帮助工程师确定X-48B遥控飞行测试性能。

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。

The influence of tailboard on the exit flow fields of compressor cascades with normal straight, positive and negative curved blades were investigated at zero incidence.

进行了带尾板的常规直叶片、正弯曲叶片、反弯曲叶片组成的三种矩型压气机叶栅在低速风洞上的实验研究,测量了叶栅出口流场,分析了零冲角下尾板对叶栅出口能量损失分布情况和二次流速度矢量的影响。

The experiment was investigated on the exit flow fields of compressor cascades with normal straight, positive leaned, positive curved, negative curved, and S type curved blades with tailboard at zero incidence.

进行了带尾板的由常规直叶片、正倾斜叶片、正弯曲叶片、反弯曲叶片、S形叶片组成的 5种矩型压气机叶栅在低速风洞上的实验研究,测量了叶栅出口流场,分析了零冲角下不同叶片弯曲形式对叶栅出口总压损失分布情况和主流速度的影响。

This paper investigates a new flow control technique based on a forward-swept wing blended body tailless configuration by a wind tunnel.

通过风洞实验,研究了基于前掠翼融合体无尾气动布局的一种新概念流动控制技术。

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推荐网络例句

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸,那乌黑、忧郁的眼睛,她便会相信,他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失

But because of its youthful corporate culture—most people are hustled out of the door in their mid-40s—it had no one to send.

但是因为该公司年轻的企业文化——大多数员工在40来岁的时候都被请出公司——一时间没有好的人选。