We derived a set of mathematical formulas for describing the third-order nonlinear optical process in polydiacetylene crystals.
我们建立了一套描述聚丁二炔晶体中的三阶非线性光学过程的数学公式。
The calculations of third-order nonlinear polarizability are introduced.
概述了三阶非线性光学性能的计算。
The third-order nonlinear polarization for self-interaction in uniaxial crystals is dealt with.
讨论单轴晶体中三阶非线性自作用极化强度矢量的计算。
This paper describes a method of Uigur part-of-speech tagging with third-order Hidden Markov Model.
本文提出了将三阶隐马尔可夫模型运用到维吾尔语词性标注中的方法。
This paper introduces the method for the improvement of designing of the third-order optimum system.
本文介绍了“三阶最佳系统”的改进设计方法。
Third-order profile generation with on-the-fly velocity, acceleration, jerk and target position changes.
三阶剖面一代对-飞行速度，加速度，反射和目标位置的改变。
The principle of third-order accumulation method is used to detect fault and estimate the throw of fault.
阐述了三阶累积量时延估计方法基本原理，并将该方法用于断层检测和落差估计。
The intensity dependence of integrated luminescence on pump power shows that this is a third-order nonlinear optical effect.
荧光强度与激发光强度的三次方关系表明，有效的荧光产生起源于三阶非线性光学效应的增强。
This thesis mainly studies the problem of the boundary value of second-order and third-order nonlinear and linear difference equation.
本篇硕士论文主要研究了一般形式的二阶和三阶非线性和线性差分方程的边值问题。
In this paper, fourth moment of end-to-end distance of polymethylene chains in the third-order interaction approximation is calculated.
计算聚亚甲基链的末端距四次矩，并同二级相互作用的结果进行了比较。
Optical absorption spectroscopy and Z-scan technique were used to measure linear absorption and third-order optical nonlinearity of the films.
利用光学吸收谱和Z -扫描技术研究了该复合薄膜的线性和三阶非线性光学性能。
The third-order nonlinear susceptibilities of the plasma are derived analytically and the condition to satisfy the phase matching is discussed.
文中解析地导出此情况下等离子体介质的三阶非线性极化率，并讨论其位相匹配条件。
The method of harmonic balance is applied to study the non-linear dynamic response of the third-order nonlinear partial differentiation system.
应用谐波平衡法对系统三阶非线性微分方程组解析分析，与数值解比较验证了解析解的正确性和有效性。
Third-order susceptibility has been determined by the ratio of the input probing beam in tensity to the backward wave intensity in four-wave mixing.
通过测量后向反射波与入射波的强度比，可以确定介质的三阶极化率。
The third-order nonlinear optical (NLO) response is important in all-optical switching, signal processing, ultrafast optical communications and etc.
三阶非线性光学(nlo)响应对全光开关、光信号处理和超快光通讯具有重要意义。
"The existence of third-order interference terms would have tremendous theoretical repercussions - it would shake quantum mechanics to the core", he said.
他说：“三阶干扰项的存在将对理论有巨大影响——动摇量子力学的核心，”他说。
By using femtosecond laser, the off-resonant third-order optical nonlinearity of the compound was measured with degenerate four-wave mixing technique.
采用飞秒激光，运用简并四波混频法，研究了化合物在非共振状态下的三阶非线性光学性能。
The region of the relative excitations has been studied, in this region the third-order theory can be applied to analysis the operation of the gas laser.
研究了相对激发度在什么范围时三阶理论可用于分析气体激光器的运转。
The values of third-order susceptibilities X(3) of porphyrin-phthalocyanine heterodimers have been measured by degenerate four-wave mixing (DFWM) method.
利用简并四波混频（DFWM）方法测量二元分子卟啉酞菁的三阶非线性极化系数X（3）值。
The designed system of this method is superior to the conventional third-order optimum system in the transient performance and possesses practical value.
该方法设计的系统优于常规“三阶最佳系统”的暂态性能，具有一定的实用价值。
The third-order nonlinear optical response in organic molecules and its theoretical calculation methods and experimental measuring techniques are reviewed.
综述了有机分子三阶非线性极化率的计算方法和实验测量原理与技术。
With coherent detection, radio frequency (RF) signal can be recovered with simultaneously suppressed second-order distortion and third-order intermodulation.
通过相干检测的方式，可以恢复出不受二阶和三阶干扰的射频信号。
The analytic expression is derived by taking into account the third-order dispersion as an initial chirped Gaussian optical pulse propagates along the single-mode.
在考虑光纤色散三阶项时，推导出具有初始啁啾的高斯光脉冲沿单模光纤传输时的表达式。
Propagation of spectra affected by third-order dispersion in dispersion-decreasing fiber near zero dispersion wavelengths was studied by means of numerical simulation.
为探讨三阶色散对脉冲传播的意义，用数值模拟的方法讨论了在色散缓变光纤中零色散波长附近三阶色散对脉冲频谱演变的影响。
Based on the principles of nonlinear optics, the mechanism of third-order nonlinear optical responses of organic molecules and molecular design have also been analyzed.
根据三阶非线性光学基本原理对有机材料三阶非线性光学效应的机理和材料的分子设计作了分析。
We show existence results for multiple sign-changing solution for third-order two- point boundary value problems by using the fixed point index and the topologic degree theory.
主要研究一类三阶两点边值问题变号解的存在性和多重性，利用不动点指数和拓扑度理论等得到了新的结论。
Taking into account the noises correlated with signals, multipath time delay estimation based on adaptive parametric approach using third-order cumulants is proposed in this paper.
在存在背景噪声干扰的情况下，本文提出了一种基于三阶累积量的自适应参数型多径时延估计方法。
The universality of the conclusion can be spread to mathematics and mechanics science also and give a popular method to solving this third-order nonlinear differential equation qualitatively.
结论的普遍性可以推广到数学力学学科，并给出了这一类三阶非线性微分方程求定性解的一般方法。
Pay for things in this order: needs first, goals second, and extras third.
按以下顺序付钱：需求第一，目标第二，额外的东西第三。
Pay for things in this order: needs first, goals second, and extras third.
按以下顺序付钱：需求第一，目标第二，额外的东西第三。
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