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- Based on the scalar diffraction theory and the boundary condition of Rayleigh-Sommerfeld, the accurate on-axis propagating wave function of plane wave diffracted by small circular band is obtained by solving the first integral of Rayleigh-Sommerfeld. 摘要从标量衍射理论出发,采用瑞利-索末菲衍射边界条件,通过求解第一类瑞利-索末菲衍射积分得到平面波经圆环衍射后轴上的波函数,进而分析轴上的光强特性以及光强极值数量、位置和大小与衍射圆环内外孔径的关系。
- the amount by which a propagating wave is bent. 波在传播过程中对直线路径的偏离。
- English: 239. Least Fig. 3 be interpreted as the signature of zonally propagating waves, it is worth recalling what is said in the preceding chapter. 中文:为了使图3不被解释成纬向传播的波的特征,有必要回顾一下前一章所论述的。
- Least Fig. 3 be interpreted as the signature of zonally propagating waves, it is worth recalling what is say in the preceding chapter. 为了使图3不被解释成纬向传播的波的特征,有必要回顾一下前一章所论述的。
- Least Fig. 3 be interpreted as the signature of zonally propagating waves, it is worth recalling what is said in the preceding chapter. 为了使图3不被解释成纬向传播的波的特征,有必要回顾一下前一章所论述的。
- Yet most modern transmitters provide both polarizations by propagating waves in a corkscrew pattern, so antennas in various planes can receive the signal nearly as well as those in the optimum plane. 然而,大多数现代的发射台会以某种螺旋状方式发送电波,提供两种偏振,因此位于各个平面的天线都能收到信号,效果几乎与位于理想平面的天线一样好。
- M.A. Donelan and W.M. Drennan, “Nonstationary Analysis of the Directional Properties of Propagating Waves”, Journal of Physical Oceanography, Vol. 26, No. 9, pp. 1901-1914, 1996. 欧文松、高家俊、庄士贤,“小波转换于分析浅化波浪特性之应用”,国立成功大学水利及海洋工程研究所硕士论文,1995。
- Bill wave his hand to us and then drive away. 比尔向我们挥手告别后开车走了。
- Radio2 can be heard on the long wave band. 第二广播电台可在长波段收听到。
- I am able to pick you up on the short wave radio. 我能用短波收音机收听到你的信号。
- A wave broke across the surface of the pool. 一个波浪从池水表面掠过。
- I was able to pick you up on the short wave radio. 我能用短波收音机收听到你的信号。
- The tidal wave formed a terrifying wall of water. 海啸形成一堵骇人的水墙。
- See if you can wave down a taxi. 你挥手,看看能否让出租车停下。
- Summing up time harmonic propagated waves of all frequency gives the pulse propagation along the line. 加总所有频率成份弦波之时域传播即得时域脉波之传播。
- The boat was swamped with a huge wave. 一个巨浪淹没了那条船。
- On the smooth wave in trembling beauty sleep. 在微浪的美妙颤抖中缓缓合目。
- She has a natural wave in her hair. 她的头发自然卷曲。
- A huge wave swept over the deck. 一股巨浪从甲板上卷了过去。
- Do you agree to the wave theory of light? 你同意光的波动理论吗?