查询词典 approximation

Although finding the Minimum Connected Dominating Set in an arbitrary graph is a NP-hard problem, many approximation algorithms have been proposed to construct a serviceable CDS.

由于求解最小连通支配集是一个NP难问题，许多近似算法被提出用于构建可用的最小连通支配集。

Although finding the Minimum Connected Dominating Set in an arbitrary graph is a NP-bard problem, many approximation algorithms have been proposed to construct a serviceable CDS.

由于求解最小连通支配集是一个NP难问题，许多近似算法被提出用于构建可用的最小连通支配集。

Mean activity coefficients of 12 electrolytes in their aqueoue solutions have been calculated over a wide range of concentration by use of the mean sphere approximation considering the hard-sphere contribution in the calculation proce- dure.

本文应用 MSA 方法，对0～2m 浓度范围内的12种电解质在水溶液中的平均活度系数进行了理论计算，计算结果与文献值吻合得很好。

The first thing we need to do is determine the mean ecliptic longitude of the sun for your chosen day. Use this table to get a first approximation.

第一件事，我们需要做的是确定的意思，黄道经度的太阳为你的选择每天使用此表，以获得第一次逼近。

The effective mass approximation model can very well describe the behaviors of the excitons confined in the dots.

有效质量近似模型可以很好地描述激子的基态能量的量子尺寸效应。

His hair fell over his eyes in an exact approximation of carelessness and his skin glowed with an egg-shell white perfection that Harry always envied as a teenager, even when he was trying to sock him in the nose.

他深蓝色的袍子完美的裹着他修长的身体，那厚实的布料象是天鹅绒，很吸光，还一同吸引了所有的目光。

Two methods for DOA estimation, Signal Subspace Approximation and Signal Eigenvector Decomposition , are presented.

提出了DOA估计的信号子空间近似和信号特征向量分解两种方法。

The theoretical results demonstrates that the mechanical transfer characteristics of double coating depend on the relative magnitude of elastic modulus between cladding and buffer under the small radius approximation compared with the model of single coating.

理论研究表明：在小半径近似条件下，双涂层光纤的力学传递特性决定于涂覆层和缓冲层的弹性模量的相对值；当缓冲层的弹性模量远大于涂覆层时，其作用可忽略。

By agreement, a practical approximation of the elastic limit, called the offset yield strength, is used.

因此我们定义了一个实际存在的，弹性极限的近似值，称为残余变形屈服强度。

Elastic Limit, Apparent—Arbitrary approximation of the elastic limit of materials that do

表观弹性极限—应力-应变曲线中没有明显线性段的材料的弹性极限的近似值，它等

For the head-teacher of the class said that I had seriously broken the school rules,which led me to a three-day suspend class.

为什么呢？因为我的班主任说我严重的违反了校规，于是让我停课三天。

Many of them believe that the conversion of thousands of working-class folk in England spared that nation from the mass carnage and the tyranny that came with the revolution in France.

他们之中有许多人相信，在英国数以千计的劳工阶级之悔改信主使英国免於遭受如法国大革命所造成的大屠杀和专制暴政。