在本文中我们利用投影算符技巧通过刘维方程推导了系统约化密度主方程，这种方法特别适合于赝非马尔可夫的库场情况。
The master equations of a reduced system density operator , by means of the Liouville equation and the projection operators techniques have been derived.
把由刘维方程推得的BBGKY方程用于多元系，可导出不可逆化学反应扩散方程。
Applying BBGKY equation obtained from Liouville's equation to a system with many components, the irreversible chemical reaction-diffusion equation can be deduced.
这四个方程中，引导中心相空间连续方程是基本方程，刘维定理则是核心。
Of the four equations the basic equation is the continuum equation of phase space for the guiding center which has its root in the Liouville's theorem.
本文从刘维定理出发，通过相空间求平均，建立了中子星吸积柱中粒子流连续方程和动量迁移方程。
In this paper we establish a set of kinetic equations from Liouville's theorem which can be used to describe the charged particle distribution in the accretion column of a neutron star.
本文基于结构动力修改，提供了修改的思路和方法：通过刘叠片联轴器联结的结构进行分析，利用有限元方法建立系统的力学模型以及系统扭转振动微分方程。
So structure parameters are needed to modify. This paper provides a good idea and effective methods based on the theory of structural dynamic modification to solve the problem.
本文基于结构动力修改，提供了修改的思路和方法：通过刘叠片联轴器联结的结构进行分析，利用有限元方法建立系统的力学模型以及系统扭转振动微分方程。
So structure parameters are needed to modify. This paper provides a good idea and effective methods based on the theory of structural dynamic modification to solve the problem.
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