查询词典 question vector

In this outlook of this dissertation, the primary idea is to extend the Helmholtz"s theorem to get the complete projection theorem of electromagnetic fields in vector wave space—the extend of the Helmholtz"s theorem which can be used to study the eigenvalue problem of the vector partial differential operator.

在论文的展望中，将亥姆霍兹定理进行推广，得到了电磁场在矢量波空间的完全射影定理即推广的亥姆霍兹定理，由此可以研究基于矢量偏微分算子的电磁场的本征问题。

Electromagnetic theory ; Vector wave function space ; Vector partial differential operator ; helmholtz

电磁场理论；矢量波函数空间；矢量偏微分算子；亥姆赫兹定理

A node payoff function which involved of utility function and cost function is modeled in the algorithm and the transmitting power vector is obtained by parallel update. It is proved that the sensor network can reach Nash Equilibrium with this transmitting power vector, and in this situation all the nodes' payoff function is maximized.

在算法中为传感器节点构造包含效用函数和代价函数的支付函数模型，通过并行迭代的方式获得网络功率控制的纳什均衡策略，使所有节点的支付函数达到最优化。

The proposed control method compensates the phase error on vector control condition quickly, and always keeps the vector control condition.

建议中的管制方法补偿相位误差矢量控制状态很快，始终保持矢量控制的情况。

A phase angle of the fading vector which is subjected to the weighted-averaging is compared with a phase angle of the fading vector which is subjected to the weighted-averaging calculated previously.

受到加权平均的衰减矢量的相位角被与受到预先计算的加权平均的衰减矢量的相位角相比较。

Also. the phase difference between response vector and control vector could be obtained through the algorithm. As a result, the important base is established for the phase-shift vibration control of intelligent structure.

同时，矢量算法还可以得到响应信号矢量与控制矢量之间的相位差，为结构振动的移相控制奠定了重要基础。

Network analyzers provide a method for measurement of frequency translating devices and these methods are more accurate and can save more time. According the principles of scalar network analyzer and vector network analyzer the authors introduced methods to measure conversion loss of frequency translating devices using scalar network analyzer and methods to measure conversion loss and phase using vector network analyzer.

摘 要：网络分析仪为测量变频器件提供了快速而准确的测量方法，根据标量网络分析仪和矢量网络分析仪的测量原理，详细介绍了用标网测量变频器变频损耗的方法，以及用矢网测量变频损耗和相位的方法。

It shows the phase image filtered by vector filtering method which can decrease noise is still clean, the distribution of power spectral density has no change, the spectral information loss after pretreatment though vector filtering was smaller than second mean filtering.

结果表明，相比二次均值滤波法，向量滤波法在降噪的同时，相位图依然清晰，它的功率谱密度分布没有明显变化，预处理后频谱信息的丢失远小于二次均值滤波。

According the principles of scalar network analyzer and vector network analyzer the authors introduced methods to measure conversion loss of frequency translating devices using scalar network analyzer and methods to measure conversion loss and phase using vector network analyzer.

摘 要：网络分析仪为测量变频器件提供了快速而准确的测量方法，根据标量网络分析仪和矢量网络分析仪的测量原理，详细介绍了用标网测量变频器变频损耗的方法，以及用矢网测量变频损耗和相位的方法。

Research reflected light refraction and vector-vector changes in the law, discuss the extra path difference, the phase phase-shift, model and so on plane of polarization revolving optical phenomena.

研究反射光矢量和折射光矢量的变化规律，讨论额外程差，位相相移，偏振面旋转等典型的光学现象。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。