若其初值以指数方式衰退,且空间可微,则此强解在之后的时间内也将以指数方式衰退。
The decay rate of the corresponding strong solution at infinity is also given for some kinds of initial data with exponential decay.
本文研究平面强爆震波对静止的零攻角二维对称薄翼的绕射问题,并求得解析解。
An analytical solution is obtained for the diffraction of strong detonation waves by a stationary two-dimensional thin airfoil.
提出了非线性空间飞行器系统采用滑动模态控制方法,它对强非线性的空间飞行器系统通道间交叉影响进行解耦。
A control method with sliding mode of nonlinear spacecraft system is provided in this paper, in which the interactive influences among channels of strong nonlinear spacecraft system are decoupled.
该设备具有碎解能力强、碎浆时间短、操作维修方便、对浆料只有离解作用而没有切断作用等优点。
This equipment has strong pulp ability, short time and convenient maintaining. it is only dissociating function and not cutting off to the thick liquid material.
针对新型五自由度无轴承异步电动机这一多变量、非线性、强耦合的系统,采用逆系统的方法进行解耦控制。
A decoupling control approach based on inverse system has been used for the innovative five degree-of-freedom bearing less induction motor, which is multi-variable, nonlinear and high coupling.
通过大量仿真和比较,表明算法在复杂非线性优选中具有快速、高效、鲁棒性强的特点,并能在全局范围内有效搜索所有最优解。
Through simulation and large, the algorithm shown in a complex nonlinear optimization is fast, efficient, robust features of the strong, and the global scope effective search all the optimal solution.
讨论了一类二阶强次线性时滞微分方程解的振动性质,建立了三个新的振动性定理。推广和改进了已知的一些结果。
The oscillation of a class of second order strongly sublinear delay differential equations is discussed. Three new theorems are established. The results generalize and improve some known ones.
本文主要研究高维空间中带有退化粘性的标量守恒律方程的光滑解的整体存在性,以及该解逼近强平面稀疏波的衰减率。
This paper is concerned with the decay rates of the solution to the strong planar rarefaction waves for scalar conservation laws with degenerate viscosity in several space dimensions.
针对多变量强耦合的被控系统,提出了一种简化的内模解耦控制设计方法。
In view of strong coupling system, a kind of simple internal model decoupling control designing method is presented.
在适当的条件下,证明了该完全广义强非线性拟变分包含解的存在性及唯一性,并且得到了迭代算法的收敛性和几乎稳定性。
Under suitable conditions, the existence and uniqueness of solutions of the that inclusion and the convergence and almost stability of the sequence generated by the iterative al.
讨论了一类二阶强次线性时滞微分方程解的振动性质,建立了三个新的振动性定理。
The oscillation of a class of second order strongly sublinear delay differential equations is discussed. Three new theorems are established.
采用模糊解耦的方法,较好地解决了烤房中温湿度间的强耦合问题。
The method of fuzzy decoupling can solve the coupling problem between temperature and humidity in tobacco barn.
此格式对于计算压差方程只包含强简单波的黎曼解是很好的,对于计算压差方程的包含弱简单波的数值解是不适用的。
According to our numerical experiments, this scheme is good for computing the Riemann solution consist of only strong simple waves, but bad for the Riemann solution which contains weak simple w.
该算法充分利用了实数遗传算法的全局搜索能力和鲁棒性强等优点,从而能较快地得到最优解或准最优解。
This alogrithm makes the ful use of RGA 's advantages of real genetic alogrithm thereby obtaining the optimal solution or accurate solution as quickly as possible.
讨论了一类二阶强次线性微分方程解的振动性质,获得了三个新的振动性定理,推广和改进了相关文献的结果。
The oscillation for solutions of the class of the second order strongly sublinear differential equation are discussed and three new oscillation theorems are obtained.
此公式具有渐进强对偶的特性并且可以保证找到原问题的最优解。
This formulation possesses an asymptotic strong duality property and guarantees a success for identifying an optimum solution.
阐述利用最新提出的同伦分析方法求解有正阻尼的强非线性振动方程,得到了该方程的六阶近似解析解。
In this paper, the sixth-order approximate analytical solutions of the strong nonlinear oscillation with positive damping are obtained by using newly developed homotopy analysis method.
此格式对于计算压差方程只包含强简单波的黎曼解是适合的,对于计算压差方程的包含弱简单波的黎曼解则不适用。
According to our numerical experiments, this scheme is good for computing the Riemann solution consist of only strong simple waves, but bad for the Riemann solution which contains weak simple waves.
针对舰船消磁系统快速准确解算、通用性强的设计要求,以磁体模拟理论为基础,提出了基于磁体模拟法的舰船磁场补偿技术。
Aim at the requirements of accuracy, speediness and applicability in vessel's degaussing process, a magnetic field compensation method is presented based on the magnet simulation theory.
多路回波消除问题的本质难点是由于多路输入信号之间的强相关性而导致的自适应滤波器解不唯一的问题。
Multi channel acoustic echo cancellation (AEC) systems suffer from the non uniqueness problem of the adaptive identification solution because of the correlation of the input signals.
研究具有声学边界条件的非线性波动方程初边值问题,得到整体强解的存在惟一性。
The existence and uniqueness of global solution for the nonlinear wave equations with acoustic boundary conditions are obtained.
研究一类强退化拟线性抛物方程的重整化解,在一定假设条件下得到了这类广义解的存在惟一性。
The existence and uniqueness of renormalized solutions of a class of strongly degenerate quasilinear parabolic equations under certain assumptions are discussed.
针对新型五自由度无轴承异步电动机这一多变量、非线性、强耦合的系统,采用逆系统的方法进行解耦控制。
A decoupling control approach based on inverse system has been used for the innovative five degree-of-freedom bearingless induction motor, which is multi-variable, nonlinear and high coupling.
和灭信号检测才能的日害删强,中缓快跳频体解很等忙蒙到做扰的攻打。
With the development of signal detection technique, slow frequency-hopping systems are vulnerable to jamming attacks.
实例分析还表明,对于一般的强非比例阻尼结构,抗震设计规范中采用的强迫解耦方法也具有较好的精度。
Meanwhile, the forced mode uncoupling method widely used in seismic design code also has good approximation, even though the relatively simple example structure is strongly non-proportional.
目的观察氟西汀(商品名百优解)对脑卒中后强哭、强笑的治疗效果。
Objective To estimate the effectiveness of fluoxatine treatment in patients with pathological crying and pathological laughing after brain stroke.
利用方程组的解来定义框图格式的三种等价性,即全等价、强等价以及弱等价。
We consider three kinds of equivalence, i. e. complete equivalence, strong equivalence, and weak equivalence.
研究一类强耦合拟线性退化抛物方程组初边值问题正古典解的局部存在、全局存在与非全局存在性。
Local existence, global existence and nonexistence of classical solutions for a degenerate and strongly coupled quasilinear parabolic system were studied.
在相当弱的条件下,当扩散系数非退化时,证明了方程强解的不合流性。
Under the general conditions on the coefficients, when the drift coefficients are non degenerate, the non confluent property are proved.
在相当弱的条件下,当扩散系数非退化时,证明了方程强解的不合流性。
Under the general conditions on the coefficients, when the drift coefficients are non degenerate, the non confluent property are proved.
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