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Reticulated shell structures ; wind-induced response ; random simulation ; time domain ; vibration coefficient

网壳结构；风振响应；随机模拟时程分析；风振系数

The subsynchronous oscillation characteristics of a synchronous machine connected to a static VAR compensator is studied with the complex torque coefficient method realized by time domain simulation, and some important conclusions are obtained which can guide the design and operation of SVCs to avoid SSO problem.

4基于时域仿真实现的复转矩系数法，对与静止无功补偿器SVC相联接的同步发电机组的次同步振荡特性进行了深入的研究，得出了一些重要结论，可为SVC的设计和运行提供避免SSO的依据。

According to the process of MFCC calculation in raw audio, a new Mel-Frequency Cepstral Coefficients algorithm by utilizing Modified Discrete Cosine Transform coefficient in MP3 domain was presented.

根据非压缩域中MFCC的求取过程，提出了一种在压缩域MP3格式下利用MDCT系数计算MFCC特征参数的新方法。

Comparing to other Per Carrier technologies, Viterbi decoder has its own specialties in OFDM system, it means frequency domain response coefficient obtained under the condition of channel equalization can provide decoding algorithm with weight for decision, which is called CSI Viterbi Algorithm.

与其他单载波调制技术相比，OFDM系统巾的Viterbi译码有其特别之处。可以根据在信道均衡时所得到的信道频域响应系数为译码算法提供判决权重，被称为CSI Viterbi译码算法。

This paper made displacement calculation and analysis adopting beam3, beaml88 units through ansys software, then compared the displacements of upper steel frame of mixed-layer structure and single story workshop under different loads and established the reasonable domain of displacement coefficient about mixed-layer structure, thus provided references and basis for the design of such structure.

针对一种新型结构即混凝土与钢结构混合而成的结构一混层结构，通过ansys软件，采用beam3、beam188单元对此新型结构进行位移计算及分析，并通过在不同荷载工况下混层结构的上层钢架位移与单层厂房的钢架位移进行比较分析，确定混层结构位移影响系数的合理范围，为此类结构的设计提供参考依据。

In this article, a class of nonlinear elliptic boundary value problems with singular coefficient in one-dimensional domain was considered.first of all existence and uniqueness of the weak solution of the variational problem correspondin

本文考虑如下一维四阶非线性奇异边值问题 Lu=D~2p(xD~2u-Dp(xDu+pu=fx，u(x x∈I≡(0，1)u(0)=u′(0)=0 u(1)=u′(1)=0的有限元方法。给出相应问题广义解的存在唯一性和先验估计，并通过与解的E-范数投影相比较得到Galerkin逼近的L_2和最大

The algorithm performs discrete cosine transform on sub image of host image, which is cover by visible watermarking, and compresses sub image by select the set of visually important DCT coefficients. Then, the algorithm hides the compressed sub image, which is encrypted by the hash function that is constructed by Rijndael code, in the high coefficient of wavelet domain.

算法将水印图像与宿主图像进行融合，并对隐藏子图采用DCT变换，按Zig_Zag排序保留视觉重要DCT系数的方法作压缩处理，并利用Rijndael密码构造单向Hash函数作加密处理，最终分散嵌入到宿主图像的带参数的整数小波域中的高频系数，实现了可见水印的有效嵌入。

Its mean function, variance function and correlation coefficient function can be gained by the method in time domain.

该方法首先在时域进行全程分析，得到相关系数平稳过程的均值函数、方差函数和相关系数函数，然后可以对其进行傅里叶变换、短时傅里叶变换或小波变换，给出相关系数平稳过程的谱密度，同时提出了随机项谱密度和趋势项谱密度的概念。

In frequency domain analysis, we studied the dominant frequency in HF band, LF to HF ratio and the correlation coefficient between simulated and real spectra.

在频域分析上，探讨频谱上高频区主频的频率值、LF与HF的比值以及模拟与真实频谱的相关性比较。

Based on the time-domain calibrating data of the sensor, this method can determine the coefficient of either differential equation or transfer function directly.

这种方法以传感器时域动态校准数据为基础，可以直接得出传感器对应的微分方程或连续传递函数的系数。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。