phase of a wave
英 [feɪz ɒv ə weɪv]
美 [feɪz əv ə weɪv]
【电】电波的相位
双语例句
- A type of electronic modulation in which the phase of a carrier wave is varied in order to transmit the information contained in the signal.
相位调制，调相：一种电子调幅，为了传递包含在信号中的信息，而使载波的相位改变。 - Theoretical analysis shows that there are several values of the phase velocity to a certain frequency of the Rayleigh wave on the surface of a layered medium, which is called the multiple rank property of Rayleigh wave.
层状模型的理论频散曲线表明，层状模型表面瑞雷波同一频率对应的相速度具有多值特点，这就是所谓的瑞雷波多阶性。 - To determine the sign of displacement and velocity, phase or quadrant of phase of a material point in vibration by wave curve.
根据波动曲线来判断介质质点振动的位移和速度的正负以及位相或位相所在象限。 - Measurement of the Phase Retardation Angle of A Wave Plate
波片相延角的测定 - This new technique includes three lasers as light source, a PZT phase shifter which can push reference plane to change optical path of reference light. A large shearing Wollaston prism is placed in front of CCD camera to make interference between object wave and reference wave.
该技术的特点是用三个激光器作为光源，一个压电陶瓷相移器产生参考光并实现相移，CCD摄像机前放置大错位剪切镜以使物光和参考光产生干涉。 - Initial point of phase velocity of each pseudo Rayleigh wave in a given condition is determined theoretically, and it is proved that there is no group velocity of pseudo Rayleigh wave at initial point.
文中求出了给定条件下各支伪瑞利波的相速度起点，证明了在起点处不存在伪瑞利波的群速度。 - The conventional theory of the F-P Interferometer was introduced firstly, and then the reflectivity and reflection phase shift of quite a few kinds of dielectric films consisting of quarter wave stacks were calculated.
论文阐述了F-P干涉仪的一般理论，利用矩阵法计算了多种的四分之一波堆光学介质薄膜的反射率和反射相移。 - N diffractive optical elements ( DOEs) such as phase masks are located in the spatial and the frequency domains of the system so as to decrypt the primary image at the output when the system is illuminated with a corresponding plane wave.
经过优化设计的衍射光学元件如相位板等相应的放置在系统的空间域和频谱域.当系统在平面波照明下，便能在输出平面获得解密图像。 - By adjusting the phase offsets, the dynamic propagation of shear waves in a wave cycle was obtained.
通过调整相位偏置，获得一个完整周期内剪切波的动态传播图像。 - In this paper, based on the phase noise analysis of millimeter wave double PLL frequency synthesizer, a new method to estimate the phase noise of millimeter wave PLL frequency synthesizer is presented by the author.
本文针对毫米波双环锁相频率源，分析了其相位噪声的主要影响因素，并提出了一种估测毫米波锁相源相位噪声的便捷方法。 - Along this line, an exact formula with two deductions for the phase velocity of a wave field in homogeneous medium has been derived from the fundamental wave equation.
所以我们深入研究了相速度，在经典波动方程的基础上，推导出一个全新的、适用于在均匀介质中传播的波的相速度表达式，并引伸出两个推论。