In this paper, the initial-boundary value problem of a kind of nonlinear fourth-order wave equations with damping and source terms is studied on the base of Beam equation.
本文在梁方程的基础上研究了一类具有非线性阻尼项和力源项的四阶波动方程的初边值问题。
In this paper, the ICRF fast wave mode-conversion and correlative damping mechanism in an inhomogeneous hot plasma are investigated for the configuration of tokamak by using the kinetic theory.
本文对托卡马克位形，用动力理论研究了非均匀热等离子体的ICRF快波模转换及有关的阻尼机制。
Finite element method is used in the study of nozzle damping of instable combustion in a solid rocket motor. Wave decline method is used in the experimental research.
应用有限单元法研究固体火箭发动机不稳定燃烧中的喷管阻尼，并用波衰减对比法进行了试验研究。
For simulating the movements of various ship types, it is required that the inertia moment, damping moment and wave interference moment of simulation stand can be adjusted.
为使摇摆模拟台能够模拟各种类型船舶的运动，要求模拟台的转动惯量、阻尼力矩和波浪干扰力矩都是可调节的。
This paper discusses the boundary value problem of the nonlinear wave equation with damping.
本文讨论有阻尼的非线性波方程的边值问题。
The effect of the differential strata in half-space on the damping is analyzed by theory of wave scattering, and the practical calculation method is presented.
并由波的散射原理，分析了土层差异对半空间阻尼的影响效应，提出了工程实用计算方法。
It is found that the stiffness and damping factor of coatings greatly influence the wave propagation and power flow.
分析结果表明阻尼层的刚度和损耗因子极大地影响圆柱壳中的波传播和功率流。
The analysis method proposed can take into consideration of the effects of water surface gravity wave, water compressibility, and radiation damping at up-stream of reservoir.
所建议的分析方法能够考虑表面重力波的影响、水体可压缩性、水库上游辐射阻尼等各种因素作用。
It also studied general variation regularities of wave force, added mass and added damping, TLP's kinetic respondence based on engineering examples and got some valuable conclusions (see text).
基于工程实例，分别研究了TLP波浪力、附加质量与附加阻尼、TLP的动力响应的一般规律，得到了一些富有工程意义的结论(详见正文)。
The decrease in intensity due to absorption is called damping and a wave whose intensity decreases for this reason is called a damped wave.
由于被吸收而强度减低叫做阻尼，而由于这一原因其强度减小的波叫做阻尼波。
In this paper, the effect of waves on nonlinear rolling damping is researched experimentally through attenuation test of a model ship rolling in irregular waves in a wave tank.
本文通过在波浪水池中进行不规则波的船模横摇衰减试验，研究了波浪对非线性横摇阻尼的影响。
The effective temperature of fast electrons is consistent with the temperature scaling of the resonance absorption, which is due to Landau damping or wave breaking.
快电子的有效温度较好地满足共振吸收的温度定标律是由于反射激光加速与共振吸收机制均是通过朗道阻尼或波破对电子进行加速的。
In this paper we study the initial-boundary value problem for some nonlinear higher-order wave equation with nonlinear damping and source terms.
研究一类带非线性阻尼项和源项的高阶非线性波动方程的初边值问题。
It finds that the damping coefficient is directly proportional to not only wave frequency, but the filling fraction of bigger damping material.
讨论了不同填充比下固有频率对应的衰减系数关系曲线，得出了衰减系数随着大阻尼材料填充比的增大而增大。
The model of a kind of wave energy device moored on seabed is simplified into a spring-mass-damping system, and then its motion equation is built according to Newton's second law.
将造波水槽内二维浮体牵引弹簧回复液压缸的受力系统简化为弹簧—质量—阻尼器系统，建立数学模型，并根据牛顿第二定律得到运动方程式。
The heating of a two ion-component plasma in a toroidal device through the damping of the electric field of fast wave by cyclotron resonance with minority ions is considered.
本文考虑环形系统双成份等离子体中快波电场与少数成份离子共振时，快波经回旋阻尼以加热等离子体。
From plasma wave equations and plasma kinetic equation, we analytically discussed the characteristic of current in an inductive coupled RF plasma and their damping mechanism.
从等离子体波动方程和动力学方程出发，利用解析方法，讨论电感耦合rf放电等离子体的电流特性和衰减机制。
The ion acoustic wave is greatly affected by nonlinear Landau damping.
非线性朗道阻尼强烈地影响着离子声波。
Since 1976, by using the non—damping horizontal pendulum tiltmeter at the range of 1.7"—5" period. we have recorded one wave anomaly signal before a series of strong earthquakes respectively.
六年来，我们用无阻尼水平摆地倾仪，在1.7秒—5秒的周期范围内，在一系列的强震发生前，分别记录到了一种明显的波动异常。
Then the damping rate of fast wave is derived.
从而求得快波回旋阻尼功率。
The initial boundary value problem of the nonlinear wave equation with the weak damping term and a source term was studied.
研究了含弱阻尼和源项的非线性波方程初边值问题。
The objective of increasing the steel bar′s number, achieving the same damping effect, and improving the tiny adjusting ability and the precision of simulating wave are all realized.
在达到同等阻尼效果时通过增加钢筋根数，提高了系统的微调能力和模拟波形的精度。
The influences of potential damping, nonlinear viscous damping, wave heights and wave frequencies in regular beam waves on …
分析了非线性横摇方程中势流阻尼、非线性阻尼以及在横向规则波作用下波高和频率对安全池的影响。
The test results show that the consistent relation between soil shear wave velocity and damping coefficient can be established for these saturated soils.
试验结果表明，可以对这些饱和土在土剪切波速与阻尼系数之间建立一致的相关关系。
This dissertation mainly studies the relations between shear wave velocity, dynamic shear modulus, damping ratio and other physical indicators of soils.
本文主要研究土层剪切波速、土动剪切模量和阻尼比以及它们和土的其它物理指标的关系。
This dissertation mainly studies the relations between shear wave velocity, dynamic shear modulus, damping ratio and other physical indicators of soils.
本文主要研究土层剪切波速、土动剪切模量和阻尼比以及它们和土的其它物理指标的关系。
应用推荐