1) coherent structure of turbulence
湍拎干结构
2) turbulent coherent structures
湍流相干结构
1.
Wavelet analysis of the relation between the fluctuating wall pressure and turbulent coherent structures;
湍流相干结构与壁压强脉动关联的小波分析
3) co-herent structure and turbulence
相干结构及湍流
4) Turbulence structure
湍流结构
1.
The turbulence structure control by adding component parts similar to the large eddy break up device and riblets in the hydrocyclone was investigated by studying the characteristics of the turbulent pressure field,and the relationship between turbulence structure variation and energy consumption reduction was also studied.
本文将采用设置类似大涡破碎器和流向棱纹面的方法，对旋流器内的湍流结构进行控制，并研究其湍流结构的变化与能量耗损降低的关系。
2.
These results show that turbulence structure generated by tumble has the characteristics of larger scale and lower frequency, and therefore autocorrelation coefficient and intergal time scale of turbulence are considerably increased when tumble breaks up at the end of compression.
本研究在一台四气门汽油机上对缸内滚流运动进行了LDA测量，通过改进测试系统提高了数据率，用低通滤波的单一循环分析法计算了湍流结构参数。
3.
As a cure of this shortcoming, it is suggested that the traditional ASM could be corrected to be a K-E LAASM, in which the boundary conditions of turbulence structure can be specified independent of the mean velocity profile and turbulence intens.
为此本文提出一能独立加入有关湍流结构的边界条件的Ｋ－ＥＬＡＡＳＭ，问题得到圆满解决。
5) turbulent structure
湍流结构
1.
Experimental study on turbulent structure of flow over sand ripples in open channel;
明渠沙纹床面湍流结构实验研究
2.
Due to the extreme complexity of turbulent structure, there is no way to solve the problem theoretically.
由于湍流结构的极端复杂性,用解析法对它求解目前是不可能的。
6) eddy structure
湍涡结构
1.
The fluctuating velocity is then decomposed into multi scal eddy structures by means of wavelet transform.
然后用子波变换将自由湍流脉动速度分解为多尺度湍涡结构， 研究每一个尺度湍涡速度的结构函数的标度律及其与湍涡速度的自相关函数的关系。
补充资料：相干散射和非相干散射
再辐射的光量子频率和被吸收的光量子频率准确相等的散射过程称为相干散射。在相干散射的情况下，源函数准确地等于平均辐射强度。再辐射的光量子频率和被吸收的光量子频率不相等的散射过程称为非相干散射。在天体物理中，存在一系列因素使散射过程成为非相干散射。主要的因素是：原子的能级有一定的宽度、原子的热运动和湍动以及压力效应等。对于非相干散射，源函数是相当复杂的。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条