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This technique can adjust the thickness of aerofoil effectively.

可以有效地调节翼型的厚度

The inverse method was used in aerofoil of fan blade design, a nonlinear algorithm of velocity distribution optimization, different optimize methods was introduced ,according to the difference of suction and pressure surface, this technique can adjust the thickness of aerofoil available.

使用反方法进行风机叶片的翼型设计,采用了一种非线性优化速度分布的方法,分别针对吸、压力面的初始速度分布采用不同的优化手段,可以有效地调节翼型的厚度

Thickness of aerogel films prepared is ~200 nm.

常压制备出来的气凝胶薄膜的厚度为~200 nm。

Since the attenuation of the free-space channel between ground and satellite is contributed by the aerosphere, its equivalent length is about 5 km and the total attenuation of round-trip is equivalent to 10 km free-space channel in the earth surface aerosphere.

由于地面-卫星之间的自由空间信道的衰减主要集中在地面大气层,其等效厚度约为5km,往返两次的信道衰减等效于地面大气层的10km。

The designing way of this paper about the forebody and afterbody of aerocraft is based on the wave-rider theory, so design the aerocraft upper and down surface separately, besides keeping the length and thickness of forebody and afterbody constant, to some extent ensure the whole aerocraft design target and avoid the conflict with other disciplines, The flow solver takes use of Euler equations, combining with the technique of the unstructured dynamic meshes.

文中对飞行器前后体设计思路基于高超音速乘波体的思想,将飞行器上下表面进行分离设计,在前后体的长度厚度以及发动机的位置保持不变的条件下,较大程度避免了飞行器整体外形布局的改变,从而一定程度上保证了总体设计的目标,大大缓和了与飞行器其他学科设计时的冲突。

LV wall thickness was significantly associated with the hypoxemia index but not with AHI.

左室壁厚度与低血氧指数具有明显的相关性但与AHI没有相关性。

The simulation shows that STFMPC signal is sensitive to Doppler frequency-shift,and its ambiguity function has one aiguille at the origin and four symmetrical right-angle set-squares with the aiguille as their common spindle.

通过计算机仿真,结果表明该信号是多普勒敏感信号,其模糊函数为在原点的1个尖峰和4个以尖峰为公共轴的有一定厚度的对称直角三角板。

Based on the applied situation of deploying the air jamming corridor, the formation scenario and diffusion model of the chaff curtain wall is established, and the related parameters, length, width, thickness, drift velocity, bulk density, and tropism of the chaff, are described quantificationally.

在此基础上,依据布撒空中干扰走廊的应用实况,给出了箔条幕墙的生成想定与扩散模型,并对幕墙的长度、宽度、厚度、漂移速度、体密度及幕内箔条取向予以定量描述。

Experimental results indicate that the effect of air curtain to prevent smoke diffusion is remarkable as the volume ratio of air-smoke is about 0.6, the jet angle is between 25° and 35°, and the jet thickness is between 25 mm and 45 mm.

实验结果表明,当空气幕流量与烟气流量之比为0.6左右,空气幕射流厚度在25-45 mm且射流角度在25°-35°之间时,空气幕对烟气能起到很好的阻隔作用。

The primary conclusions are made in this paper.(1) The air bearing has lower natural frequencies in thicker air film.

计算结果表明:系统在小气膜厚度和低磁盘转速下能达到较好的稳定性。

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Plunder melds and run with this jewel!

掠夺melds和运行与此宝石!

My dream is to be a crazy growing tree and extend at the edge between the city and the forest.

此刻,也许正是在通往天国的路上,我体验着这白色的晕旋。

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单击"保存"会将文件保存到主持人的硬盘或服务器上,而不是您自己的计算机上。