By way of hybridfrequency-time-domain procedure, the authors investigate the efha of frequency dependence of impedance functions of pile groups on the seismic response of structu.
采用频-时域混合法求解体系的动力方程，本文研究了在桩基-框剪结构相互作用体系地震反应分析中，桩基阻抗的频率相关性对结构地震反应的影响，并从土体剪切波速和地震波强度两个方面，研究了土-桩-结构相互作用对框剪结构地震反应的影响。
UV Optical Absorption Spectroscopy and Frequency Filtering for Flue Gas Measurements;
紫外吸收光谱和相关频率滤波技术测量燃烧污染气体
Relativity analysis of downloads and citations for scientific papers
学术论文的下载频率与被引频率的相关性分析
The frequency, wave length, and speed of sound are closely related.
频率，波长和声速三者是密切相关的。
（b）The frequency,wave length,and speed of sound are closely related.
声音的频率，波长和速度三者是密切相关的。
The formula for empirical frequency correlation coefficient between two random variables is demon -strated.
导出了两随机变量的频率相关系教的公式。
Methods based on spatial frequencies evaluate the coefficients of the autocorrelation function of the texture.
基于空间频率的方法估计纹理的自相关函数。
The Relationship of College Students Life Intelligence With the Frequency of Suffer Frustrates;
大学生生命智慧与受挫频率的相关研究
Frequency Measurement Method of Power System Based on Multiple Autocorrelation
一种基于多重自相关的电力系统频率测量方法
The Risk Factors of Recurrence of Atrial Fibrillation after Catheter Ablation
影响心房颤动射频消融术后复发率的相关因素
Switching Frequency Control Algorithm in Three-phase Rectifier Using DSP
采用DSP的三相整流器开关频率控制算法
Efficient Relevance Feedback Image Retrieval Algorithm Based on Frequency Layer Characters
基于频率层特征的相关反馈高效图像检索算法
Iterative Detection of MIMO System over Frequency Selective and Spatial Correlative Channel
频率选择性信道下空间相关MIMO的迭代检测技术
inversely related; wavelength and frequency are, of course, related reciprocally- F.A.Geldard.
相反的关系；当然，波长和频率是相反的关系-F.A.盖达德。
The degree of quenching is related to the frequency of collisions, and therefore, to the concentration, pressure and temperature of the oxygen-containing media.
淬灭度与碰撞的频率相关，因此，与含氧物质的浓度、力和温度相关。
relative frequency approach to automatic indexing
自动标引的相对频率法
Probability and Relative Frequency--Comment on Popper’s Interpretation for Probability;
概率与相对频率——评波普尔的概率理论
Analysis and Application Design of RF PLL Frequency Synthesizer;
射频锁相环频率合成器的分析与设计
Study of Fractional-N Digital Phase Locked Loop Frequency Synthesizer;
分数分频数字锁相频率合成器的研究