获得应用

In order to improve the dynamic characteristics of above motor drive, a nonlinear PI type speed controller based on hyperbolic tangent function was presented, and applied in the indirect vector control of an induction motor.

过去30年中，模糊控制技术在非线性系统的建模和控制领域中获得了深入研究和广泛应用[1]，研究发现，它比传统线性PI控制技术在感应电动机矢量控制系统中有更优越的动态控制性能，但也存在要求较多的实际经验、实现代价较高和高频抖振等不足之处[2]。

The hypersurface expression and the way of hypersurface obtained by support vector machine are given. The method is applied to the support of Air Force air materiel, and the result shows that more simple decision rules can be obtained.

文中提出了一种超曲面的离散化方法，给出了超曲面的表示方法，提出了基于支持向量机的超曲面寻优，并将这种方法应用于空军器材保障中，仿真结果表明，提出的超曲面方法可以获得更为简捷的决策规则。

Hysteresis current control method is widely used for its fast dynamic response and simple circuit configuration.

滞环控制方法具有动态响应速度快和电路结构简单的优点，该方法获得了广泛的应用和发展。

Specially, in Hilbert spaces, some necessaryand sufficient conditions are given in terms of the uniformly square integrability anduniform boundness of the resolvent on the imaginary axis respectively. Furthermore,we consider this robustness fordifferential equations with unbounded operatorin the delay term.

我们进一步研究了时滞项含无界算子的抽象微分方程的小时滞鲁棒稳定性，获得了一些充分必要条件，并应用所得结论讨论了具解析半群生成元的时滞系统。

In contrast,the imides derivatives of maleated polyethylene are stable for long periods of time at 160℃,and the decomposition of phenethylamine imide-,9-aminomethylphenanthrene imide-derivatives is initiated slowly at 255℃ and 280℃,respectively.

聚乙烯的化学改性已得到广泛应用，它能使PE获得新的物理化学或功能特性，如改进其表面粘合、亲水及吸湿、染色和印刷性质等，尤其在增加它与其它聚合物的相容性，制备共混材料时常常是必不可少的[1 ，2 ] 。

In this paper, a high order accuracy difference method is presented for solving unsteady convection diffusion equation by using Implicit Perturbation Finite Difference scheme.

本文利用摄动差分思想，对定常对流扩散方程中的空间微商系数进行摄动展开，展开幂级数系数通过消去摄动格式修正微分方程的截断误差项求出，由此获得方程的隐式摄动差分格式，将此方法应用于非定常对流扩散方程，并加以修正，得到该方程的修正隐式摄动差分格式。

In this paper, a high order accuracy difference method is presented for solving unsteady convection diffusion equation by using Implicit Perturbation Finite Difference scheme. Firstly, we use the steady convection diffusion equation, the constant coefficients of this equation are expanded to power series of grid-spacings, then the high-order Perturbation Finite Difference scheme is obtained by determining the coefficients of the power series. Put this scheme on unsteady convection diffusion equations and modified it, the IPFD scheme is constructed.

本文利用摄动差分思想，对定常对流扩散方程中的空间微商系数进行摄动展开，展开幂级数系数通过消去摄动格式修正微分方程的截断误差项求出，由此获得方程的隐式摄动差分格式，将此方法应用于非定常对流扩散方程，并加以修正，得到该方程的修正隐式摄动差分格式。

Since plant model based on impulse response can be easily obtained, it is used widely in industrial process control.

由于过程的脉冲响应模型易于获得，因而在工业过程控制中得到广泛应用。

In virtue of its convenience and efficiency, this method is hopeful to be widely applied to engineering and practice.

该方法的方便、有效使其易于在工程实践中获得广泛应用。

One of the most important will be to make drugs that are inaccessible through conventional chemistry and biology.

其中最重要的应用之一，将是制造通过传统化学和生物学手段无法获得的药物。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了