查询词典 vortex

Flow inside hydroturbine has great influences on its energy characteristics as well as unit stability. In particular, the vortex in the draft tube is an important factor which affects unit stability. Therfore, the research of flow in the hydraulic draft tube is continuouly receiving everbodys attention.

水轮机内部流动，不仅对其能量特性有重要影响，对机组的稳定性也有严重的影响，尤其是尾水管内的旋涡流动更是引起机组稳定性的重要因素，因此，水轮机尾水管内的流动研究一直受到大家的重视。

The surface of propeller and its trailing vortex are discreted by a number of small hyperboloidal quadrilateral panels with constant source and doublet distribution.

采用面元法预报大侧斜螺旋桨水动力性能，螺旋桨表面及尾涡面离散为四边形双曲面元，每个面元上布置等强度源汇和偶极子分布。

Vortex lattice method is presented for calculating the loading distributions on all blades of propeller and hub which a number of small hyperboloidal quadrilateral panels are discreted.

螺旋桨采用离散涡环法，将桨叶表面和桨毂表面离散为一系列双曲四边形，在四边形网格中布置集中涡环和线源分布，根据物面条件建立方程得到涡和源汇分布的强度。

It is found that the size of vortex dark core in the focal region and the spectral degree of coherence in the focal plane depend on the topological charges n , interceptive parameters δ, relative coherence lengths σg and the parameters α.

数值计算结果表明，涡旋暗核的大小和焦平面上的光谱相干度都取决于入射光的拓扑电荷n、截断参量δ、相对相干长度σg和参量α。

There have been an amount of researches devoted to vortex merger in twodimensional inviscid flow.

二、旋涡合并的研究，以前大都局限于二维无粘模型。

For a small displacement amplitude, linearize the problem and find the dispersion relation for long-wavelength vortex oscillations.

对小位移幅，将问题线性化并找出长波涡旋振荡的色散关系。

Vortex Pump is a kind of unchokeable pump with good unchokeable performance, but its wear rate is lousily.

旋流泵是无堵塞泵的一种，无堵塞性较好，但磨损率较高。

This cloud is centered on the marid and has a diameter of half the vortex''s height.

这个沙砾云以水巨灵为中心，其直径相当于旋涡高度的一半。

In vortex form,the marid can move through the water or along the bottom at its swim speed.

变成旋涡后，水巨灵能以他的游泳速度在水中或沿着水底移动。

The marid sets the height of the vortex within that range.

水巨灵可以自已控制旋涡的高度和大小。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。