查询词典 density function

The Density Function Theorymethod are employed to study the geometries of the cyanic acid and isocyanic acid on the base of B3LYP/6-31++Gin the paper.

主要采用密度泛函理论方法，在B3LYP/6-31++G水平上，优化了氰酸、异氰酸的结构，分别得到氰酸的能量为-168.69356 a.u，异氰酸的能量为-168.73227 a.u，并对过渡态进行了反应的内禀反应曲线IRC计算。

The Density Function Theorymethod are employed to study the geometries of the cyanic acid and iso cyanic acid on the base of B3LYP/6-31+Gin the paper.

本文主要采用密度泛函理论方法，在 B3LYP/6-31+G基础上，通过优化氰酸、异氰酸的结构，分别得到的能量为-168.64128a.u 的氰酸和能量为-168.68027a.u 的异氰酸。

The survival curve of the population was between Deevey Ⅱ and Deevey Ⅲ with two peaks of mortality rate. Four functions (survival rate, mortality rate, mortality density function, hazard rate) all indicated that the population increased at the early stage and kept stable at the late stage.

其存活曲线介于Deevey-Ⅱ型和Deevey-Ⅲ型之间，呈现2个死亡高峰。4个生存函数值（生存率、积累死亡率、死亡密度、危险率）均说明该种群具有前期增长、后期稳定的特点。

Concetrating on turbulent transfer of evaporating liquid film in short-path distillator under high vacuum, applying probability density function model, two dimension mathmatics models had been build and simulated with a computational fluid dynamics software in the wiped turbulent evaporating liquid film fow.

以短程蒸馏在高真空条件下的湍流传递为研究对象，应用概率密度函数模型的基本理论，对蒸发器上液膜的湍流流场进行了二维两相流数学建模，并利用FLUENT流体力学计算软件进行模拟。

OBJECTIVE: To study the therapeutic function and mechanism about photo-activated hypericin to rat C6 glioma.

目的：研究金丝桃素被光激活后对C6胶质瘤的抑制作用及其对bFGF、bFGF-R和微血管密度(microvessel density， MVD)的影响。

Oxalyl fluoride neutral molecule ; trans-configuration ; cis-configuration ; density function theory; stability ; frequency analysis

草酰氟分子；平面反式构型；顺式构型；密度泛函；稳定性；频率分析

Besides, the polycentric regional density function is used to analyze the population growth ...

而且，不同层次的中心城市表现出不同的人口集聚与扩散模式，即去中心化扩散、中心增长型扩散和向心集聚。

We led the density function into the data structure as the weight, and use dense micro-cluster to describe the arbitrary-shaped clusters in data streams. In addition, we propose candidate core-micro-cluster and isolated micro-cluster synopses to maintain and distinguish the potential micro clusters and isolation point in data streams.

我们把密度函数以权值的形式引入数据结构中，并利用核心微簇描述数据流中任意形状的簇，并提出候选核心微簇和孤立微簇结构分别用于维护并区分数据流中潜在的核心簇和孤立点。

In the SAWH model, the watershed is divided into model computation units according to topograph, and the MCU is then partitioned to several sub-regions according to land use, the heterogeneity of soil hydraulic conductivity and micro topograph is descriped by propobility density function and incorporated into the upscaled equations.

模型中流域下垫面特性的宏观不均匀性通过流域划分和模型计算单元内分区进行考虑，土壤饱和导水率和地形的微观不均匀性通过概率密度函数进行描述。

The main work of the paper is shown as follows.1 The optimal model of the single and combinatorial hedging based on the constraints of total loss is established.The paper takes the positive profit skenewss as constraint of serious loss\' probability, which the tail of curved shape on density function of the hedging yield elongates right,and the left tail become short.

论文的主要工作如下：(1)建立了基于整体风险控制的单品种和多品种的套期保值优化模型通过套期保值收益率的偏度大于等于零，使得套期保值收益率密度函数的尾部向右拉长，而左端的尾部较短。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。