second harmonic的例句大全

reconstruct waveform and phase of ultrashort optical pulse by fringe-resolved second harmonic generation correlation

条纹分辨二次谐波自相关法重建超短光脉冲的波形和相位

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on the basis of the principle of" electronically tuning fundamental frequency and extracting second harmonic", this paper proposes a circuit model for wideband series varactor tuned harmonic oscillators.

依据电调基频、提取谐波的构想，建立了串联型宽带变容管电调谐波振荡器的电路模型。

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second harmonic method of measurement of rebar corrosion in non-linear case

非线性情况下钢筋锈蚀测量的二次谐波方法

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Objective To investigated the nursing of second harmonic myocardial imaging.

目的超声二次谐波心肌造影的护理配合.

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Study on the third harmonic generation induced by the second-order cascading in nonlinear photonic crystal

光子晶体中二阶非线性过程产生三次谐波的研究

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Femtosecond Pulse-Second and Third Harmonic Generation with BBO

BBO晶体中飞秒脉冲的二次和三次谐波振荡产生

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high-order harmonic generation of hydrogen molecule irradiated by ultra-strong femto-second laser pulse--a simulation via tddft

超强飞秒激光脉冲作用下氢分子的高次谐波行为--基于含时密度泛函理论的模拟

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The principal resonance of a second-order stochastic oscillator under combined harmonic and parametric excitations is investigated.

研究了二阶线性系统在谐和与随机噪声联合作用下的主共振响应和稳定性问题.

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the output filter is a key component of sapf, considering the two indicators of compensation frequency band tracking performance and high-frequency band switching harmonic suppression performance, a parameter computation method of lrc type of output filter is proposed based on the volt-second characteristic.

输出滤波器是SAPF的关键组成部分，综合考虑补偿频段的跟踪性能和高频开关谐波抑制性能这两类指标，提出了基于伏秒特性的LRC型输出滤波器的参数计算方法。

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the second-order anti-aliasing filter is designed in view of aliasing error of harmonic measure;

针对谐波测量中的混叠误差设计了二阶抗混叠滤波器；

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The second part is a brief comment on harmonic limit standards.

第二部分简要评介谐波限制标准。

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In chapter three, we derive the first and second variation formula for harmonic maps between Finsler manifolds. As an application, some nonexistence theorems of nonconstant stable harmonic maps from a Finsler manifold to a Riemannian manifold are given.

第三章给出了Finsler流形到Finsler流形映射的能量的第一变分和第二变分公式，得到了从紧致Finsler流形到某些特殊黎曼流形的非常值稳定调和映射的不存在性；

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