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The combination of quantum mechanics and classical information theory yields thenew subject of quantum information theory.

量子信息科学是物理科学与信息科学交叉融合产生的新兴学科领域。

The degeneration conditions for quantum gas system were analyzed based on statistical mechanics method. We point out the coincidence among these methods and the dependent properties of quantum gas system to its degeneration by comparing and analyzing these methods.

基于统计力学方法，从几种不同角度讨论了量子气体系统的简并条件，并通过分析和对比，指出它们本质上的一致性以及量子气体的性质对于其简并度的依赖关系。

In this thesis,we try to theoretically and experimentally investigate quantuminterference in atomic multi-level system and atom-molecule hybrid system to findthe conditions for generating quantum interference,the constructive or destructivefeature of interference,and the dependence of quantum interference on theenvironmental conditions.

本文旨在从理论和实验两方面对以往较少涉及的原子及原子—分子混合体系中多能级系统量子干涉效应进行研究，并着重探索量子干涉产生的条件、干涉相长或相消特性及其对外界条件的依赖关系等。

Quantum genetic algorithm is a probability optimization method which is based on quantum compute principle. The precision and the rate of convergence are impacted by rotation angle.

量子遗传算法是基于量子计算原理的概率优化方法，在量子门更新过程中，旋转角的大小直接影响优化的结果和进化的速度。

At the same time, theories on the construction of the generalized coherent states and realization of coset space respresentation are briefly summarized, while the concepts of quantum phase space and the classical analogy for a quantum system are derived.

同时，对一般相干态的构造理论以及陪集表象表示的实现也进行了简要的介绍，并且引入了量子相空间和量子系统的经典类比等概念。

Atomic force microscopy is used to examine the surface morphology of the 3-monolayer InAs. It's found that the evolution of surface morphology with increasing the GaAsSb thickness can be classified into 3 stages: random distribution of InAs quantum dots, space-selective growth of InAs quantum dots on cross-hatching surface, and purely cross-hatching surface.

最后，由原子力显微镜分析，让我们观察到样品表面的InAs奈米结构的分布型态：(1)随机分布，(2)在田埂状(cross-hatching)的表面上选择性的成长，(3)奈米结构渐渐地消失，最后仅剩田埂状的表面型态。

In addition, the existing of quantum non-cloning theory leads to the birth of quantum cryptograph.

再者，由量子态不可克隆的特性产生了量子密码学。

In Chapter Ⅱ, the author mainly introduces the theory of quantum cryptography and the study of quantum characteristics.

在第二章，主要介绍了量子密码学相关的理论及量子固有特性的研究。

Decoherence is the main quantum noise and the barrier of physical implementation of quantum computer.

消相干是量子计算机中一个最主要的量子噪声，也是量子计算机物理实现的一个主要障碍。

In order to solve the attenuation and decoherence problem of long-distance quantum communication, the technique of quantum repeater appeared.

但实用的量子中继技术，需要解决纠缠同步问题。

The teacher likes the honeymouthed little girl very much.

老师很喜欢这个嘴甜的小姑娘。

Mr. Notker Bien's interests are traveling, spending quality time with the family and long-distance-running.

诺特卡·柏恩先生热爱旅游，长跑，以及和家人一起共度美好时光。