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- ultrasonic relative phase velocity 相对相速度
- relative phase velocity 相对相速度
- Group and Phase Velocity - Java applet. 有可随使用者调整的群速度与频率。
- The remaining factor in(7, 8.3)is the carrier wave and its phase velocity is c. (7; 8.;3)中剩下来的一个因子就是载波,其相速度是c。
- Each small peak in the carrier would travel to the right with the usual phase velocity. 载波中的每个小峰都以通常的同相速度向右方运动。
- Equation(4) permits a simple deduction of the relation between the phase velocity and the period. 用方程(4)可简单推导相速度和周期的关系。
- With the aqueous phase velocity increasing, the mass transfer flux increased, but the recovery extraction decreased. 由回收率的大小可以看出,电泳萃取分离技术是一种很好的处理染料水的方法。
- The phase velocity basically tells you how fast a pure sine wave (with a single frequency) moves. 相速度可以告诉我们一个纯正弦波的传播速度。
- The results show that the fidelity is clearly affected by the degree of entanglement and the relative phase of the atomic initial state. 结果表明,有外场驱动时原子初态的纠缠度显著地影响量子态的保真度,保真度与原子初态的相对相位也有关系。
- Physical Channel: In FDD mode, a physical channel is defined by code, frequency and, in the uplink, relative phase (I/Q). 物理信道:根据实际传输中占有的物理资源(载波频点,信道扩频码,扰码,等)来标识
- This study applied the Split-Spectrum Processing (SSP) technique to measure the ultrasound phase velocity and BUA. 摘要:本计画主要研究利用所发展之SSP技术来量测超音波经过骨头之波衰减与速度散度之情形。
- A dispersion equation of the tunneladder TWT was derived,and the small signal gain and the working phase velocity were computed. 计算结果表明:沟道梯型结构行波管每周期的增益高,带宽窄;
- Affected by higher Rayleigh wave modes in the surface wave field,the effective phase velocity obtained by spectral analysis of surface waves(SASW. 由分层介质表面两不同点响应互谱分析(SASW)得到的有效相速度并不对应于面波基阶模态相速度,它与波场中高阶模态能量分配比例有关。
- Author suggests that it is necessary to design experiments to measure the phase velocity of de Broglie wave and to study the wave-particle duality deeply. 建议设计实验测量德布罗意波的相速度 ;深入研究波粒二象性 .
- The phase velocity dispersion and the numerical phase velocity errors ofelastic wave staggered-grid high-order difference method in anisotropic medium havebeen studied. 研究了各向异性介质中弹性波动方程交错网格高阶差分法求解的数值相速度色散和数值相速度误差。
- The previous discussion addressed the theory required to compute the relative phase shift between adjacent radiating elements in order to position the beam of an array-type antenna to a specific angle off of the antenna boresight axis. 前面的讨论中给出了计算使阵列天线的波束相对天线视轴线偏移一个给定角度所需的相邻单元间相对相移的理论。
- The author suggests that it is necessary to design experiments to measure the phase velocity of de Broglie wave and to make a thorough study on the wave-particle duality. 即使自然界存在超光速的物质运动也不可能动摇狭义相对论;建议设计实验测量德布罗意波的相速度并深入研究波粒二象性。
- From the numerical simulation and the steady-state solution to the density matrix equations, we find that AWI can be realized by choosing theintensities of the pumping and the magnetic fields and the relative phase of the probing and the pumping fields. 从密度矩阵方程出发,对三个态的粒子数进行了数值模拟,并得到了密度矩阵方程的稳态解,由稳态解得到了实现无反转放大的条件。 适当选取泵浦光场的Rabi频率和相干磁场的Lamor频率以及探测光场和泵浦光场之间的相对相位,可以在此系统中实现无反转放大。
- The flowing granular media are taken as weak transverse isotropic media,and the phase velocity expressions of P wave,SH wave and SV wave are deduced accordingly. 把流动中的散体看作弱横观各向同性介质,给出了P波、SH波和SV波的速度表达式,分析了它们在流动散体介质中的传播特点。
- Each channel has two inputs (VA1 & VA2 or VB1 & VB2) that can be sampled and converted simultaneously thus preserving the relative phase information of the signals on both analog inputs. 每个通道的两个输入(VA1与VA2或VB1与VB2)可同时进行采样和转换,从而保留这两个模拟输入上的信号相对相位信息。