查询词典 entropy

Furthernore, based on the Van't Hoff equation, the enthalpy and entropy of the complexation reaction were determined to be 55.3kJmol^(-1) and 218 kJmol^(-1), respectively.

基于Van't Hoff方程，求出了络合反应的摩尔反应焓和熵，其值分别为553 kJmol^(-1)和218 kJmol^(-1)。

An entropy-based complexity metrics is presented, and the complexity of entities, dependency relationships and business models can be calculated recursively by calculating the complexity of BMUs.

提出一种基于熵的复杂性度量方法，通过计算基本模型单元的复杂度递归得到实体、依赖关系及模型的复杂性。

First, the merits of combination of multiple classifiers are explained from the point of view of information entropy theory.

首先，本文从信息熵的角度解释了多分类器集成的优点。

However, the analysis of equilibrium between different states requires also conformational entropy be included, which is possible but rarely done.

但是不同平衡态的分析也需要包括构象熵，但是对于熵的计算是有可能的，但是却几乎没有计算。

Secondly, the pseudo-chaotic stream cipher based on searching plaintext in a pseudo-random symbolic sequence is analyzed, by several successful cryptanalytic attacks such as one-time pad attacks, bifurcation diagram attacks, entropy attacks, differential attacks and key recovery attacks etc..

第二章研究了基于搜索机制的数字混沌序列密码算法，并详细分析了包括一次一密攻击，分叉图攻击，熵攻击，差分攻击以及基于符号动力学的攻击方法。

Entropy and biodiversity are mathematically equivalent, making tropical forests the most entropic environments on Earth.

图1：熵和生物多样性在数学上是等价的，它们都使得热带雨林成为地球上的最大熵的环境

Raman Shifts of the LA Phonons in a ZnSe/ZnTe Finite Strained Superlattice;2. By using quantum statistics, this paper obtains the initial results and the formula with which the entropy of phonons may be calculated.

采用量子统计方法，得到了声子熵的计算公式和初步结果，同时还指出在胰岛素与其受体的缔合反应中，声学支声子所提供的声子熵起了重要作用。

Entropy can be described by power-law function of kurtosis, which implies there can be some relationship between structures and extrema in time series.

垂直速度与保守量的非线性相关部分与垂直于气流的水平运动有关。

Usually the first sub-system for the watershed scientists, experts and hydrologists topography of the object of concern, where the physical environment, energy in the form of negative entropy flow into the system; the second sub-system for the hydraulic engineer with the rivers and landscape Jurists of the object of common concern, at the same time the ancient flood plain and river valley sludge for formation of Jurists and the concerns of sedimentologists; the third sub-systems related to geology and ocean engineering, and the alluvial fan, alluvial plain, delta morphology, internal structure and stratigraphy is characterized by geology and geomorphology of the issues of common concern, where the material flow in the form of energy output into the environment.

通常第一亚系统为流域科学家、地貌学家和水文学家所关心的对象，在这里环境中的物质、能量以负熵流的形式进入系统；第二亚系统为水力与河道整治工程师和地貌学家共同关心的对象，同时泛滥平原上的古河道及河谷淤积物又为地层学家和沉积学家所关注；第三亚系统关系到地质学和海洋工程，而冲积扇、冲积平原、三角洲的形态、内部结构和地层特点是地质学和地貌学共同关心的课题，在这里物质能量以流的形式输出到环境中去。

Based on traffic properties analysis in highway network,this paper proposes an inferrence model of OD distribution of highway traffic according to entropy maximisation principle.Being able to infer thoroughly from the effective information and parts of data to update the OD matrix the model can simplify the method of acquisition of OD distribution without over- emphasizing the OD survey as before.

本文在分析公路网交通特性的基础上，根据极大熵原理建立了公路交通量 OD 分布的推断模型，该模型可充分利用各种有效信息和局部资料对 OD 分布情况进行推断及追踪校正，因而可避免严重依赖 OD 调查数据的状况，使获取 OD 分布资料的方法得以简化。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。