Because of the superiority in high gain and self-act trace wave-packet, it will be widely used in mobile communication.
由于它在高增益及自动波束跟踪方面的优越性能，使得它在移动通信中有着广泛的应用前景。
We are sure that the main wave packet cannot travel faster than the precursor, which travels at c.
我们确定，主波包传播的速度不能超越以光速c传播的前驱。
As the optical precursor and main wave packet traveled through a second group of rubidium atoms, the scientists took measurements on the speed of the two photon components.
随着光前驱和主波包通过第二组铷原子，科学家就可以对这两个光子成分的速度进行测量。
The atoms had an effect called electromagnetically induced transparency (EIT), which enabled the scientists to separate the single-photon precursors from the main wave packet.
这些铷原子可以产生一种称为“电磁感应光透明”(EIT)的效应，可以帮助科学家从主波包中分离出单个光子前驱。
But this study is the first to experimentally show that optical precursors exist at the single-photon level, and that they are the fastest part of the single-photon wave packet.
而这次的研究则是第一次用实验证明，在单个光子层次上也存在着光前驱，而且它们也是单个光子的波包中最快的部分。
And the tunneling effect of wave packet is analyzed concretely.
并具体分析了波包的隧道效应。
By analyzing intuitional images presented in this work, the dynamical process of wave packet is investigated.
通过分析文中的直观图像，研究了波包的动力学过程。
We study the nonclassical electronic wave packet in quantized electromagnetic Field.
文中研究了量子化电磁场中非经典电子波包的运动。
The propagation of wave packet produced from a point source in two and three dimensional incompressible boundary layer is investigated numerically on the basis of linear stability theory.
根据线性稳定性理论研究点源产生的波包在二维和三维不可压边界层中的传播特征。
The quantum wave packet dynamics calculations play an important role in explanation and anticipation of experimental results.
量子波包动力学计算对于实验结果的解释和预测起着关键作用。
By introducing the rectangular wave packet, we have obtained the mean expectation values of the coordinates, momenta, and the square of these operators.
结果表明，在经典波包上笛卡尔坐标、动量的平均值为零，而它的平方的平均值随时间变化。
This method is simple in programming, convenient in operation and practical. By using it, the workload in analysis and calculation of wave packet movement can be reduced greatly.
该方法具有编程简单、使用方便和实用性强 等特点，可使波包运动分析计算的工作量大为减少。
The interference fringes are closely related to the difference and sum of atomic wave packet of the two traps.
而凝聚原子的干涉条纹与两阱中原子波包的动量差与动量和密切相关。
The detection of a highly vibrationally pump-dumped iodine wave packet dynamics in the ground X state is numerically demonstrated by using a model I2 molecule with two Morse potential surfaces.
在数值计算中，采用I2的一个二势能面系统，得到了监测基电子态高振动激发波包的吸收光谱。
The amplification factor of the maximum amplitude of the wave packet is much smaller than the most unstable normal mode.
同时发现波包的幅值放大因子远小于最不稳定单色波。
By using the WKB method and slowly-varying wave packet theory the main cause for the size change in Tropical Cyclone is analyzed.
应用小参数方法和缓变波包理论分析了热带气旋尺度变化的主要原因。
The results show that a downward propagating gravity wave packet can be excited by two up-going gravity wave packets owing to the nonresonant interaction.
研究表明：两个向上传播的重力波波包，通过非共振相互作用，也能激发出一个向下传播的重力波波包。
And also the variation of the wave packet amplitude and energy has been discussed.
此外，还讨论了沿波射线波包振幅和能量的变化。
The paper investigates the time evolution of a Gaussian wave packet in a tight-binding ring model with uniform nearest-neighbor hopping integral.
探讨了一维均匀紧束缚环模型中高斯波包的时间演化规律。
The wavelet packet method characterized by good time-frequency localization can be used to make signal reconstruction and energy analysis of blasting vibration wave.
利用小波分析良好的时频局部化性质，可以很好地对爆破地震波进行信号重构和能量分析。
The cause of the packet energy variation is wave-flow interaction produced by temporal variation of the wind.
能量变化的实质是，风场的时变性引起了波流相互作用。
The cause of the packet energy variation is wave-flow interaction produced by temporal variation of the wind.
能量变化的实质是，风场的时变性引起了波流相互作用。
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