查询词典 turbulent

The results show that the drag reduction effect is obvious in turbulent flows due to the riblet surface with the comparsion of the momentum loss thicknesses and wall friction stresses of smooth surface and riblet surface.

通过对比脊状表面与光滑表面动量损失厚度和壁面摩擦应力，反映了动量损失厚度的大小与壁面摩擦应力的大小具有一致性，充分证实了脊状表面在湍流中具有一定的减阻效果。

Experimental results show that riblet surface changes field flow structure of boundary layer, restrains turbulent variance, debases turbulence intensity, brings on drag reduction effect and preparation of riblet surface using quasi-LIGA technology is feasible.

试验结果表明，脊状表面改变了边界层内的流场结构，抑制了湍流脉动，降低了湍流度，达到了减阻效果。同时，利用准LIGA成形技术制备脊状表面的方法是可行的。

Riblet ; turbulent drag ; reduction wind tunnel test

沟纹薄膜；湍流减阻；风洞实验

We were eating lunch on a high rimrock, at the foot of which a turbulent river elbowed its way.

那时，我们正在高高的崖顶吃午饭，山脚下一条河隆隆流过。

Hereafter 10 remaining years of life,He has experienced the thought and the life intense turbulent takes broken roentgen to proclaim oneself emperor.

此后10余年，他经历了思想和生活的激烈动荡拿破伦称帝。

Of a liquid agitated vigorously; in a state of turbulence同义词: roiling , roiled , roily , turbulent

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Based on computational fluid dynamics and turbulence model , a numerical study of the turbulent flow field of the metal rotameter is conducted to investigate the mechanism of metal rotameter.

为深入研究金属管浮子流量计的工作机理，采用计算流体力学和流体力学中湍流模式理论，对金属管流量计流场进行了数值仿真研究，获得了低黏度流体介质中浮子受力及浮子在受力平衡下的流量。

The turbulent period added ruefulness and unhappiness to the Jian'an literary world.

世积乱离，风衰俗怨"，时代的动荡，使建安文坛染上了"慷慨悲凉之气。

A revolution is violent, turbulent and sanguinary .

革命充满了暴力、骚乱和血腥。

Numerical simulation ; pseudo shock wave ; shock wave/turbulent boundary layer interaction ; schlieren experiment ; asymmetric characteristic

数值仿真；拟似冲击波；冲击波/湍流边界层相互作用；纹影实验；非对称特性

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。