用统计的方法去研究物体的宏观性质，常引入统计系综。
The statistical ensemble is usually introduced when the macroscopic nature of body are researched in statistical method.
在量子统计中，对统计系综引入了密度算符，力学量的平均值可以利用密度算符求出。
In the quantum statistical theory, the density operator is introduced in the statistical system. The expectation value of an obeservable can be obtained by the use of the density operator.
利用动态方程研究了偏振模色散矢量的统计特性，分别用统计系综和频率系综两种方法进行数值模拟。
Statistical characteristics of polarization mode dispersion (PMD) are investigated with dynamical equation. Simulations are performed in two methods: statistical ensemble and frequency ensemble.
因此，微正则系综与正则系综的等价性在统计中仍然成立。
Therefore, the equivalence between the microcanonical ensemble and canonical ensemble still holds in statistics.
这一结果为非扩展统计力学框架内的系综等效性研究提供新的证据。
This result provides a new proof for the researches of ensembles equivalence in the frame of non-extensive statistical mechanics.
本文研究了微正则系综，正则系综和巨正则系综中网络的统计性质。
The network properties of a micro-canonical ensemble, canonical ensemble and grand canonical ensemble are studied.
应用统计热力学巨正则系综的密度涨落理论，提出了确定均质沸腾中液体极限过热度和均质凝结中蒸汽极限过冷度的方法。
The liquid superheat limit and vapor subcooling limit in homogeneous nucleation are determined in the present paper by using density fluctuation theory of statistical thermodynamics.
因为量子理论探索微粒子的自然规律，自然而然地引入统计概念——所谓量子系综。
Because quantum theory aims at natural laws for microscopic particles, statistical concept (called quantum ensemble) is naturally involved.
因此可知，在Tsallis统计基础下微正则系综与正则系综的等价性理论仍然是成立的。
Therefore, the equivalence between the microcanonical ensemble and canonical ensemble still holds in Tsallis statistics.
因此可知，在Tsallis统计基础下微正则系综与正则系综的等价性理论仍然是成立的。
Therefore, the equivalence between the microcanonical ensemble and canonical ensemble still holds in Tsallis statistics.
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