The weak nonlinear instability of a nonparallel boundary layer is studied by nonlinear parabolized stability equations(PSE).
采用非线性抛物化稳定性方程（PSE）研究了非平行边界层的弱非线性稳定性。
Besides, the two theorems can also solve two large categories of problems about linear and nonlinear computational instability.
此外，文中两个定理还可解决两大类问题的线性和非线性计算不稳定性问题。
In the mesoscale dynamic model, some problems on linear and nonlinear mesoscale Symmetric instability theory have been studied in terms of different mesoscale models.
本文在中尺度的动力学框架下，采用不同的中尺度模式。研究了线性和非线性中尺度对称不稳定问题。
In this paper, the concept, phenomena and handling methods of nonlinear computational instability in the problems of numerical weather prediction are discussed.
本文综合介绍天气预报问题中的非线性计算不稳定的含义、计算现象和处理办法。
Aim at the controlled object -boiler has nonlinear, parameters instability, and uneasy to establish mathematic model properties, so use the traditional PID control, the control effect is not good.
针对锅炉这种具有非线性、参数不稳定、难以建立精确数学模型的控制对象，采用传统的PID控制，效果不佳。
Nonlinear tearing mode instability is simple in space physics, and it is basic to research space physics.
非线性撕裂膜不稳定性是空间物理中非常典型的现象，是了解和研究空间物理的基础之一。
The nonlinear high frequency combustion instability process in the liquid rocket engine is simulated with the method of nonlinear dynamics.
采用非线性动力学方法对液体火箭发动机非线性高频燃烧不稳定工作过程进行了研究。
The second variation, linear or nonlinear, gives the criteria of instability.
无论线性或非线性二阶变分都给出不稳定性判据。
It is found that the instability tends to become nonlinear saturation after, a short period of linear growth.
计算结果表明，在短暂的线性增长之后，不稳定性将趋于非线性饱和。
Modulation instability in fiber grating with nonlinearity management is studied based on the nonlinear coupled-mode equations. The dispersion relation for modulation instability is obtained.
基于非线性耦合模方程，研究了非线性管理光纤光栅中的调制不稳定性，得到了调制不稳定性的色散关系。
Modulation instability gain spectrum resulted from cross-phase modulation (XPM) in decreasing dispersion fiber (DDF) is presented from nonlinear Schrodinger equation.
从非线性薛定谔方程出发得到了色散缓变光纤中交叉相位调制(XPM)不稳定性的增益谱。
Study on the instability regions of ship rolling with nonlinear coupling of heave and roll was presented.
研究了横摇和垂荡非线性耦合情况下的动力不稳定区问题。
Modulation instability resulted from cross phase modulation(XPM) in decreasing dispersion fiber(DDF) is presented from nonlinear Schrodinger equation.
从非线性薛定谔方程出发得到了色散缓变光纤（DDF）中交叉相位调制（XPM）不稳定增益谱。
Wind Loads nonlinear static instability theory, derived for calculating the nonlinear stiffness matrix, and the development of long-span Bridges in the nonlinear static.
风荷载作用下的非线性静力失稳理论，推导了适合计算的非线性刚度矩阵，并开发了大跨度桥梁的非线性静力。
The characteristic time for the formation of magnetic islands is much longer than that of nonlinear saturation of magnetic islands caused by the streaming tearing instability.
形成磁岛的特征时间很大于流动撕裂模不稳定性引起磁岛非线性饱和的特征时间。
The problem of practical instability of nonlinear systems is considered by means of the V-function method.
利用V函数方法研究非线性系统的实用不稳定性。
If the nonlinear analysis fails to converge, including the detection of a structural instability, a new Loading rate is compute by multiplying the old rate by the Backup rate.
如果该非线性分析收敛失败，包括检测出结构不稳定，则用旧的荷载比乘以备份比，来计算新的荷载比。
Actuator saturation is one of the most common nonlinear phenomena in classical control systems, and its presence can be source of performance degradation and instability.
驱动器饱和是经典控制系统中最常见的非线性现象之一，它可能会是效能退化与不稳定的根结。
Modulation instability (MI) in single-mode optical fibers is investigated analytically and numerically using a modified nonlinear Schrdinger equation.
基于修正的非线性薛定谔方程，利用线性扰动理论和数值方法研究了单模光纤中的调制不稳定性。
Inverted Pendulum is a nonlinear, coupling, variable and natural instability system.
倒立摆系统是非线性、强耦合、多变量和自然不稳定的系统。
Spatiotemporal instability in the planar nonlinear dielectric waveguide is analyzed by nonlinear equation, and the expression of Modulation instability(MI) gain in Raman Scattering is obtained.
基于非线性包络方程我们研究了平面非线性介质波导中的时空不稳定性，得到了有拉曼散射效应情形下不稳定性调制的增益谱的表达式。
The theories of bifurcation and catastrophe in nonlinear science are used to study the dynamic mechanism of instability of gas flow in broken rock.
采用非线性分岔及突变理论研究破碎岩体中气体渗流失稳的动力学机制。
Aiming at the nonlinear object of boiler with instability parameter and difficult building math model, using traditional PID controller can't reach the best effect.
针对锅炉这种具有非线性、参数不稳定、难以建立精确数学模型的控制对象，采用传统的PID控制，效果不佳。
Since 1970s, the nonlinear, the instability and theunbalance of the voltage have become more and more serious due to the electronic device and other nonlinear load in power network.
自二十世纪七十年代以来，由于电力电子器件及其它非线性负荷在电网中大量的投入使用，使电网的非线性、不稳定性和不对称性日趋严重。
It is discovered that lateral ablation of electron conduction plays an important role in nonlinear evolution of the Rayleigh-Taylor instability with a longer wavelength.
发现了横向电子热传导烧蚀在长波长扰动的非线性瑞利·泰勒不稳定性演变中起重要作用。
A new dynamic instability phenomenon-secondary instability flutter-is found in the study of nonlinear aeroelastic response of heated panels in supersonic flow.
研究了超声速气流中受热壁板的非线性气动弹性响应，发现了一种新的动态失稳现象——二次失稳型颤振。
The pressure drop pulsation is analyzed by using a lumped parameter nonlinear model. The results show that the pressure drop type instability can be described by a second-order differential equation.
使用集总参数非线型模型来分析蒸发管中汽液两相流压力降型脉动，结果表明：压力降型不稳定性可以用二阶常微分方程来描述。
The instability and failure of strip coal pillar along strike is a typical nonlinear process.
走向条带煤柱的破坏失稳是典型的偏离平衡态的非线性过程。
We have performed numerical simulations of nonlinear evolution of plasma interchange instability in equatorial spread F (ESF) under different conditions.
利用数值模拟，研究了不同条件下赤道电离层等离子体交换 不稳定性的演变和扩展F不均匀体的形态。
We have performed numerical simulations of nonlinear evolution of plasma interchange instability in equatorial spread F (ESF) under different conditions.
利用数值模拟，研究了不同条件下赤道电离层等离子体交换 不稳定性的演变和扩展F不均匀体的形态。
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