相位的

The role of phase shifter is signal phase shift from another perspective.

移相器的作用是将信号的相位移动一个角度。

The relations of phase, scope and vector in the coherent detection method of the concatenation wave radiation are analyzed and discussed.

简要叙述了微波探测的机理，并对连续波辐射相干检测方法中的相位、幅度及矢量关系进行了分析和讨

In constant torque region, the phase-independent direct torque control can be obtained by controlling the motor current of each phase without resort to vector transformation.

在恒功率运行时，本文采用相电流相位超前反电势的方法，利用绕组电抗电势削弱反电势来解决电流控制失效的问题，有效扩展了高速运行范围。

In this method,the image is transformed two times with anamorphic fractional Fourier transform and modulated two times by random phase function in the original image plane and the fractional domain separately.

对要加密的图像分别进行两次变形分数傅里叶变换和两次随机相位函数调制，使加密图像的密钥由原来两重增加到六重。

In the crossed plane polariscope, by rotating the polarizer and the analyser at constant rate in synchronism and recording images by a CCD camera continuously, four phase-shifted images whose intensity are integrated by sensors are obtained.

在正交偏振光场下，按一定速度同步旋转起偏镜和分析镜，CCD摄像机可连续获取四幅相移光弹图像，由CCD像敏单元积分获得其光强值，通过所提出的相移法运算，可以迅速地得出全场等倾角和等差线的相位值。

Ray tracing theory is used to obtain phase and universal polynomial function of grating,and the coefficient of the polynomial function is optimized by genetic algorithm.

该方法根据光线追迹原理设计获得光栅相位和面形多项式函数通式，采用遗传算法优化面形多项式函数系数，分别设计了分束比为1：2×2、1：3×3、1：4×4的光栅分束器件；其衍射效率分别为81.83%、81.11%和74.01%；三个器件的光强均匀性分别达到0.02394、0.1838和0.1912，并用Matlab进行了仿真。

Ray tracing theory is used to obtain phase and universal polynomial function of grating, and the coefficient of the polynomial function is optimized by genetic algorithm. Several grating splitters with ratio 1:2×2, 1:3×3, 1:4×4 and diffraction efficiency 81.83%, 81.11% and 74.01% respectively are designed based on the method.

该方法根据光线追迹原理设计获得光栅相位和面形多项式函数通式，采用遗传算法优化面形多项式函数系数，分别设计了分束比为1：2×2、1：3×3、1：4×4的光栅分束器件；其衍射效率分别为81.83%、81.11%和74.01%；三个器件的光强均匀性分别达到0.02394、0.1838和0.1912，并用Matlab进行了仿真。

Based on parametric model of signal-multicomponent polynomial phase signal,a novel time frequency kernel is presented.

立足于信号的参数化模型—多分量多项式相位信号，提出了一种新的时频分布并给出了其构造方法。

As we know that the polyphase matrix can be factored into finite matrixes,which can be regarded as the predict operators and update operators.

由于小波的多相位矩阵可以分解为多个矩阵的乘积，因此这些矩阵可以被看作是预测算子和更新算子。

A high frequency secondary instability mode is detected, which rides on the primary instability wave in time domain and appears at the inflectional point of mean streamwise velocity profile.

结果表明，高频二次不稳定性在时域上表现为骑在基频波的特定的相位区域。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。