On the basis of light interaction with two-level atomic system, we derive the interaction solitary wave equations, its solution and two necessary conditions for the existence of the solution.
在光与二能级原子系统相互作用的基础上，我们导出相互作用孤立波方程组及其精确解，以及存在解的两个必要条件。
The atomic dipole amplitude squared squeezing in the interaction system of the two identical two level atoms with single mode vacuum field is studied.
研究了两个全同的二能级原子与单模真空辐射场相互作用系统中原子的偶极振幅平方压缩效应。
Two-level deductive database system is the amalgamation of conventional database and PROLOG system, which is divided into two levels: database level and inference level.
二级演绎数据库系统是一种结合一般数据库系统与PROLOG系统特点的演绎数据库系统，它分为数据库级和推理级两个不同的层次。
The two-level deductive database is the amalgamation of a conventional database system and a PROLOG system, which is divided into two levels, the database level and the logic program level.
二级推理数据库是传统的数据库系统和PROLOG系统的结合，它可分为二级：数据库级及逻辑程序级。
In this thesis, the degrees of the quantum entanglement in the system of two two-level atoms interacting with a single mode vacuum field are explored, and a series of significant results are obtained.
本文研究了两个二能级原子与单模真空场相互作用系统中的量子纠缠度，得到了一些有意义的结论。
The atomic population evolution vs. time in the system of two two-level coupling-atoms interacting with squeezed coherent light field is investigated.
利用全量子理论，在相互作用绘景中研究了两个耦合二能级原子与单模压缩相干态光场相互作用系统粒子布居几率的时间演化规律；
The evaluation indexes system consists of two level indexes, weight coefficient of index, standard and methods of evaluation, and grades. The two level indexes contain 5 and 19 indexes respectively.
评价指标体系由两级指标、指标权重、评价标准与方法、评估得分与等级等部分构成，其中一级指标5个，二级指标19个。
The squeezing of light in the system of two mode squeezed vacuum field interacting with a two level atom within and without the rotating wave approximation by means of quantum theory is studied.
研究了非旋波近似下双模压缩真空场与二能级原子相互作用系统中光子的统计性质，着重讨论了虚光场效应对光子统计性质的影响。
The coating can be a two-component or two-part system, and can have a high solids level.
所述涂料可以是双组分体系或两部分体系，并且可具有高的固体含量。
The time evolution of light squeezing in the system of two-mode squeezed vacuum field interacting with a two-level atom in generalized Kerr-medium are studied by means of quantum theory.
研究了双模压缩真空场与二能级原子双光子跃迁相互作用系统中光场的压缩特性及虚光子过程对光场压缩特性的影响。
The hardware and software of two container liquid-level computer control system was constructed, and the model of two container liquid-level system was built based on mechanism analysis.
建立了双容液位系统的计算机监控实验系统的硬件和软件，并通过机理分析方法建立了系统的模型。
The system is divided into two level:local control level and central control level. This paper presents and compares several configuration of system communication and two co…
本文提出了系统网络、现地控制层以及集中控制层的几种配置方案，并进行了分析与比较。
The master equation of a three-level atomic system interacting with a two-mode field at two-photon resonance is given. The two-photon gain coefficient formula is deduced.
给出了阶梯型三能级原子系统在相等偏调情况下的运动主方程，得到了双光子增益系数公式。
The master equation of a three-level atomic system interacting with a two-mode field at two-photon resonance is given. The two-photon gain coefficient formula is deduced.
给出了阶梯型三能级原子系统在相等偏调情况下的运动主方程，得到了双光子增益系数公式。
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