wave-number difference

  • 释义

    波数差

数据更新时间:2026-04-19 13:05:15
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Study on Polarization Reconfigurable Multi-layers Microstrip Antenna Based on Finite-Difference Time-Domain Method ANALYSIS OF TIME-FREQUENCY CHARACTERISTICS OF WAVE SPECTRUM BETWEEN TECTONIC EARTHQUAKE AND MINE EARTHQUAKE

基于时域有限差分法的极化可重构多层微带天线的研究三峡重点监视区构造地震与矿震时频谱特征分析

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In order to save soil resources and reduce building principal part structure engineering cost, finite difference method, harmonic wave method and response coefficient method have been utilized to analyze the unsteady thermal characteristics of wall insulation in low energy consumption building.

为节约土地资源和降低建筑主体结构工程造价,采用有限差分法、谐波法和反应系数法对节能建筑复合墙体的非稳态热工性能进行全面分析。

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The tunable, coherent terahertz wave generation in a variety of isotropic semiconductor nonlinear crystals, such as ⅲ-ⅴ and ⅱ-ⅳ compounds, by difference frequency mixing is studied theoretically based on the theory of the cross-Reststrahlen band dispersion compensation phase-matching.

理论研究了利用剩余射线带色散补偿相位匹配原理,在Ⅲ-Ⅴ族和Ⅱ-Ⅳ族光学各向同性的半导体非线性晶体中差频产生可调谐THz波的可行性问题。

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Three dimensional finite difference inversion method is used to obtain 3 D velocity structure of the upper crust in North China by means of Pg wave data from 30 deep seismic sounding ( DSS) profiles in the studied area.

通过对华北地区30条深地震测深剖面的Pg波三维有限差分速度层析成像反演,获得了该地区上部地壳的三维速度结构。

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