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- Light beam width 光束宽度
- A light beam rushed to the night sky. 一道光束冲向夜空。
- By applying "slit method",the beam width of THz wave was measured. 利用“狭缝法"测量了太赫兹光束的束宽。
- In case of electronic scanning the beam width is broader by a factor of two . 电子扫描时,波束宽度展宽一倍。
- The light beam is scattered by small particles in the moving fluid. 光束被流动流体中的微粒所散射。
- The light beam passes through the container holding the vapor. 光束通过盛蒸汽的容器。
- The basic theory of OAM of light beam is presented in Chapter II. 介绍了光束轨道角动量的基本理论。
- Nonlinear Imbert-Fedorov Effect for Reflective Light Beam[J]. 引用该论文 李春芳;张纪岳;段弢;葛国库.
- It is important to eliminate or degrade the effect caused by the beam width of echo sounders and reflect the true seabed. 为提高海底地形的测量精度,应消除或减弱波束角效应影响。
- The light beam can be steered more accurately than a mechanical cutter. 这种光束比机械切削器能运转得更为精确。
- With the help of statistic principle, the estimtion ormulas ofthe antenna gain loss, beam width and siedlobe level in sparse array are derived. 应用概率统计原理,导出了具有幅相误差、元失效时稀疏阵天线阵增益损失、束宽度、向、瓣电平的估计公式、得出一些有益结论。
- Light beamed through a hole in the curtain. 光线透过窗帘上的一个孔照射进来。
- M.A.Porras.Non-paraxial vectorial moment theory of light beam propagation.Opt. 郭弘;刘承宜;胡巍.;多阶强度非线性条件下的光束传输研究
- When the initial power equals the critical power, a stabile spatial soliton is obtained, and generally the beam width takes periodical contraction or diffraction. 当初始功率等于临界功率时,可以得到一个稳定的空间孤子,而一般情形下,束宽则作周期的压缩或展宽变化。
- Reference mark is set automatically by light beam from the photocell. 通过光电管射出的光束自动定位基准标记,不需人工作标记。
- Results are satisfactory. this method can be applied to multibeam synthesis for arbitrary set of nonuniform elements, as well as beam width stretch and sector shaped beamforming. 该方法可用于任意单元构成的不均匀阵列天线;还可用于波束展宽及扇形波束的合成 In this paper; an effective method of multibeam smart antennas pattern synthesis for base station using digital beamforming technique is presented.
- The paper studies three key problem of base station array antenna for mobile communication, controlled radiation pattern, beam width and passive intermodulation. 本文研究移动通信基站天线中的三个关键问题,波束赋形、波瓣宽度、无源交调。
- Compared with the conventional array receiver, optimal transmitting beam width decreases and transmitting power requirement is debased in the distributed array receiver. 与传统式阵列相比,分布式阵列可以采用更窄的发射光束宽度,降低对发射功率的要求。
- When the input power is smaller than the critical power, the beam width takes quasi-periodical diffraction with the Jacobian elliptic sine and elliptic cosine functions. 当光束初始功率小于临界功率时,光束束宽则按雅可比椭圆正弦函数和椭圆余弦函数作准周期展宽变化;
- Still I see the joy, the love light beaming from your radiant eyes. 依然听见你忘忧解愁的笑声,