The non-linear wave of incompressible fluid in an elastic pipe is studied.
本文研究弹性管中的流体非线性波问题。
Surface elevations and horizontal velocities Calculated or observed indicate that the non-linear wave theories provide better results than the linear wave theory.
数值计算的结果表明，对于波面高程和水平流速值，由非线性波理论所得的结果较线性波理论的结果为好。
The calculation of the spectral density of non-linear wave forces is presented in detail, based on linearized approach and polynomial-approximated approach, respectively.
该文详细介绍了采用线性化法和多项式逼近法求解非线性波浪力谱密度的过程。
The results show that the excited long wave disturbance could first obtain energy from the stratified heterogeneity of basic state, then from the interactions among non-linear waves.
结果表明大气中被激发出的长波扰动最初主要是从基本状态的层结不均匀性中得到能量，然后可从波的相互作用中获取能量。
At present, the calculations of wave forces on Marine structures are confined to the linear and low-order non-linear wave theories, sometimes these are not satisfied with the requirements.
当前，海洋结构物波浪荷载的计算大多限于线性波理论以及低阶的非线性波理论，有时是不能满足工程精度需要的。
Based on linear frequency modulation continuous wave (FMCW) technique, we have developed a distance measurement method for non contact and non integrating error measurement.
给出一种以频率调制连续波（FMCW）技术为基础的进行无接触、无累加误差和较大动态范围距离测量方法。
According to coupled wave theory, and from the non-linear differential equation describing characteristics of reflection hologram, the reflective coefficient of reflection hologram is analyzed.
根据耦合波理论，从描述反射全息的非线性微分方程出发，对反射全息图的振幅反射系数进行了分析。
Nematic liquid crystal has a large non-linear coefficient, so it is possible to produce optical phase conjugation (OPC) wave in right condition.
由于向列相液晶大的非线性系数，使得利用向列相液晶产生光学相位共轭波称为可能。
AIM: to analyze the long term video electroencephalogram data with chaos theory according to non linear dynamical character of the changes of brain wave so as to predict epileptic seizure.
目的：应用脑电波变化的非线性动力学特征，以混沌理论对长时程视频脑电资料进行分析，以期预测癫痫发作。
A new reflection wave method is presented for inspecting the pile integrity of the non-linear elastic material under the condition of low strain.
对非线性弹性材料桩身完整性检测的低应变反射波新方法进行了研究。
At last an initial-boundary value problem was considered and the numerical experiment demonstrated that the linear sinusoidal wave would successively evolve non-linearly into conoidal wave.
最后我们研究了初始边界值问题。通过数值试验证明，线性正弦波会逐步变为非线性的圆锥型波。
In electrohydraulic force control system, it is a difficult problem to solve some control qualities such as wave distortion caused by non-linear and time -varied factors.
电液力控制系统中非线性和时变因素引起的波形畸变等控制品质问题是电液控制系统中较难解决的问题。
Furthermore, we established a linear theory of the non-uniform slow wave structures and formulated the expression of the starting current.
进而建立了非均匀波纹慢波结构返波管的线性理论，给出非均匀慢波结构返波管中起振电流的计算表达式。
Non-linear water wave dynamics and its engineering application become one of the frontier research fields drawing great attention recently.
水波动力学理论研究及其在工程中的应用是现今极受重视的前沿研究领域之一。
Based on the non-linear kinematic wave method, a technique using the four point, excentric, implicit, finite-difference numerical scheme to simulate the urban storm sewer system is introduced.
本文根据非线性运动波法理论，介绍了四点非中心隐式有限差分格式模拟城市雨水管网的技术。
The non-linear characteristics of wave pressure isn't very clear compared to the case of wave elevation.
与波面升高相比，压力的非线性特征不很明显。
Though the efficiency can be enhanced when sine wave passes through non-linear loads, the sine wave distortion appears, and then harmonic current passes through loads.
虽然效率可以提高，当正弦波通过非线形载荷，正弦波失真出现，然后谐波电流通过负载。
This chromatic dispersion suppresses the growth of four-wave mixing, a non-linear effect that can be particularly deleterious in dense wavelength division multiplexing (DWDM) systems.
该色散抑制了在密集波分复用（DWDM） 系统中特别有害的四波混频，非线性效应的增长。
Non-linear distortion of the tide wave is less;
潮波非线性畸变较小；
Non-linear distortion of the tide wave is less;
潮波非线性畸变较小；
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