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The aerodynamic drag coefficient of a bus body model is measured in the wind tunnel with the acoustic excitation technique applied. 本文利用内部声激励技术,在风洞中对某厢式客车车身模型进行空气阻力系数的测试。
The shocklet was observed based on NPLS techniques in supersonic turbulent mix layer wind tunnel with convective Mach number 1. 在对流马赫数为1.;24的超声速湍流混合层风洞中;以NPLS实验技术为基础观察到了小激波结构。
Perfect with fillet mignon or rich pasta dishes. 可与香椿炒鸡蛋、葱爆羊肉、椒盐排骨搭配饮用。
The planes survived the wind tunnel test intact. 这些纸飞机在测试风道中丝毫未损。
NASA and Boeing said data from the flight are already being compared with data from wind tunnel tests. NASA和波音公司的数据说,从飞行正在与风洞试验数据。
I went into the tunnel with my chalk stroking the wall. 我用粉笔抚摩着隧道的墙壁走进去。
It is not correct to think of the wind tunnel having uniform flow. 设想风洞具有均匀的气流是不正确的。
Setting very low speeds in a wind tunnel is always a vexatious problem. 在风洞中调出低风速来始终是一个麻烦问题。
A sub-model with fillet has been built and the stress distribution on the fillet has been obtained. 建立了有圆角特征的子模型，获得在过渡圆角上的应力分布。
It should be noted that a balance is not always required in a wind tunnel. 应该指出，天平对风洞来说并非是绝对必须的。
The aerodynamics characteristics of this airfoil is studied in wind tunnel. 进行了翼型的低速气动力性能研究，为附面层特性研究提供了方向。结果表明，该翼型具有较好的升阻和俯仰特性，但失速特性差。
The safety monitoring in construction of tunnel with long-span is indispensable. 在隧道大跨度施工中进行安全监控量测是必不可少的。
The wind tunnel is produced under a technical cooperation agreement with Ford Co of US. 风洞机是根据与美国福特公司的技术合作协议生产的。
Tell the stevedores to cover the frames, ladders, bulkheads, stanchions and shaft tunnel with plastic paper properly. 告诉工人把船肋骨、梯子、舱壁、柱子、地轴弄用油纸封好。
Any flight test and wind tunnel correlation always suffers from a great number of unknowns. 在对飞行试验与风洞试验进行比较时总有大量的未知数。
The experiments were conducted in a wind tunnel at a location 50 ft downwind from the fan. 实验是在风洞中距离风机50英尺处进行。
The damping derivatives can only be determined experimentally in the wind tunnel or ballistic range. 阻尼导数只能用风洞或弹道试验来确定。
In the experiment under the 20 m/s wind tunnel conditions, the wind abrasion modulus is almost zero. 在每秒20米的风洞实验中，吹蚀模数几乎为零。
In this paper, the initial stage in application of fuzzy logic to aircraft high-angle-of attack aerodynamics using wind tunnel test data is outlined. 本文概述最初阶段利用风洞试验数据应用模糊逻辑研究飞机大攻角空气动力学的情况。
In the experiment under the 20 m/s wind tunnel conditions,the wind abrasion modulus is almost zero. 在每秒20米的风洞实验中，吹蚀模数几乎为零。