而一般具有外加微扰作用力的含时薛定谔方程的求解需要通过李群分解。
The general time-dependent SchrOdinger equation with external perturbance needs to be resolved through Lie group decompositions.
最近发现，通过直接微扰法可以得到一类微扰作用下的混沌系统的形式解。
The direct perturbation technique, proposed recently, successfully deals with a kind of perturbed chaotic system and obtains their formal solutions for each order.
最近发现，通过直接微扰法可以得到一类微扰作用下的混沌系统的形式解。
The direct perturbation technique, proposed recently, successfully deals with a kind of perturbed chaotic systems and obtains their general solutions for each order.
本文应用线性二次型最优控制理论设计了具有可测强外扰作用的伺服系统。
A servosystem with measurable strong external disturbance is designed by LQ optimal theory in this paper.
对桥梁等大型土建结构在外扰作用下的振动实施控制是目前的一个研究热点，也是提高结构安全性与耐久性的一条重要途径。
The vibration control of civil structures such as Bridges induced by the external excitation is a new area of research, and also an important way to improve the safety and durability of the structure.
光交叉连接器件(OXC)是实现WDM全光网络的关键器件，但由于其自身的链路和信号相互作用，会产生严重的串扰问题，从而限制了OXC性能的充分发挥。
As a key device for the realization of WDM-based all-optical network, OXC (optical cross connection) device is plagued with severe crosstalk problem caused by the interaction of its signal and link.
考虑到频谱资源的价值，给出了两个改进的扰码方案，它们既可以起到复扰码的作用，也能大幅提升系统容量。
Considering the value of bandwidth resource, this paper gives two improved scrambled code ways which can both take the role of complex-scrambled code and increase the system capacity rapidly.
通过考察在不同地震激扰下的各种建筑物，针对选定的一些标定参数研究了扭转作用对整体反应的相关性。
By considering various buildings under the excitation of different earthquakes, dependence of the torsional contributions to total response has been studied for selected scaling parameters.
相信这些改进对于提高脉冲群抗扰度试验的一致性有非常重要的作用。
I think that these progresses are very important for improving the repeatability of testing result between different generators.
建立了非线性材料弹性直杆在轴向扰力作用下的纵振方程。
The longitudinal vibration equation of elastic straight bar with nonlinear material under the action of axial force is set up.
研究QCD真空性质和非微扰QCD对于强相互作用过程来说是一个非常重要的问题。
Studying QCD vacuum properties and non-perturbative QCD is a very important issue for strongly interacting processes.
三叠纪，盆地演化经历了一个由拉伸作用形成的断陷盆、构造挤压形成的扰曲盆地和挤压隆升暴露于海面之上的完整构造旋回过程。
In Triassic, the evolution of this basin experienced a complete structural cycle from extended rift basin to compressed flexure one, then rising above the sea level.
采用改进了的线性组合算符和微扰法导出了极性晶体中与形变势相互作用的表面极化子的有效哈密顿量。
An effective Hamiltonian of surface polaron of interacting with the deformation potential in polar crystals is derived by using improved.
从非定常流场计算出发系统的研究了嗡鸣发生的机理以及扰流片对嗡鸣起抑制作用的机理；
Through solving the unsteady flow fields of an airfoil-flap, the mechanism of buzz is intensively studied.
此时单个电子与场相互作用的微扰描述可以用隧穿描述取代。
Then the perturbative description of the interaction between a single electron and the laser field can be replaced by the tunneling ionization.
釜内胆烧制四条突出的挡板，搅拌时在釜壁阻挡液体从而改变液体流向，起到扰流作用，达到更理想的搅拌效果。
The reactor tank fired four prominent tailgate, when stirring the liquid in the vessel wall to block the change in liquid flow, play a spoiler role, to achieve better mixing effect.
然后针对多重扰动力对位置动态特性的扰动作用，给出了位置自抗扰控制器。
Then position ADRC is given in order to overcome the disturbance on position dynamic characteristics caused by multiple disturbing forces.
然后针对多重扰动力对位置动态特性的扰动作用，给出了位置自抗扰控制器。
Then position ADRC is given in order to overcome the disturbance on position dynamic characteristics caused by multiple disturbing forces.
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