查询词典 fundamental particle

This is a fundamental particle swarm algorithm, suitable for beginners look at the friends.

这是一个基本的微粒群算法，适合刚入门的朋友看一看。

This is a fundamental particle swarm optimization algorithm using two test function solution of the minimum problem.

这个是用基本粒子群优化算法解两个测试函数的最小值问题。

In the high energy physics laboratory called CERN, just outside Geneva in Switzerland, unstable muons (a type of fundamental particle that normally undergoes radioactive disintegration after about one millionth of a second) have been found to live longer by factor of thirty when travelling at high speed around a circular machine shaped like a large hollow doughnut.

在一个叫做 CERN 的高能量物理实验室，这个实验室在瑞士的日内瓦郊外，不稳定的μ介子（一种基本粒子，在百万分之一秒内会进行放射性衰变。）在绕着一个外形像中空的炸面圈形状的圆形机器中高速运行时，它的存在时间已经可以延长30倍了。

In this paper, the sorting of wear, the mechanics of wear particle formed and the characteristics of wear particles are introduced, and morphology characteristics parameter of wear particle are determined, which is particle brim digital feature. Based on image characters, after pre-process, section and extracting of contour parameter of wear particle using image process technique, four shape character parameters are extracted by fourier series expansion. After analyzing fundamental principle and shortcomings of neural network, current BP algorithm is improved in output optimization, network linearization implication optimization and adding momentum, and then astringe speed of BP algorithm.

本文介绍了磨损的分类以及磨粒的生成机理、磨粒的形态特征，应用摩擦学系统分析的观点，确定磨粒边缘数字特征为磨粒的识别特征参数；根据磨粒图像的特征，利用计算机图像处理技术对磨粒图像进行预处理、分割、轮廓参数的提取，采用傅立叶级数展开式提取磨粒四个形状特征参数：圆形度、散射度、凹度、细长度；针对 BP(Back-Propagation)神经网络收敛速度慢的特点，对现行的 BP 算法进行改进，并通过实验验证改进后的网络收敛速度快；研究设计了磨粒图像采集系统；利用 BP 算法建立磨损磨粒自动识别算法模型 AWPRM(Auto Wear Particle Recognition Model)。

The fundamental particle is the very fine clay particle composed of single crystal, and is the basic unit of mixed-layer clays formed by one or several kinds of silicates with the sheet structure.

单元粒子是单晶体构成的细小的粘土颗粒，是由一种或多种层状结构的硅酸盐构成的混层粘土的基本单元。

This is a fundamental particle swarm optimization algorithm using two test function solution of the minimum problem.

详细说明：这个是用基本粒子群优化算法解两个测试函数的最小值问题。

Because the major contents arid methods of fundamental particle arc basic similar to those in the nano-science and technology, it is suggested that the relationship between illite fundamental particle and the nano-clay mineralogy be regarded together in future.

单元粒子与纳米科技两者的主要研究内容和所采用的方法基本一致，建议今后将研究单元粒子与研究纳米粘土矿物学有机地结合起来。

To address routing planning of the delivery vehicle navigation in logistics, the article based on point-to-point model, improved the fundamental particle swarm optimization in the initial population, the method of population and evolutionary strategy for improvement, put forward the improved particle swarm optimization for vehicle routing point-to-point model problem of navigation in distribution, and verify the validity of the algorithm by simulation tests.

为解决物流配送车辆导航中的路径规划问题，文章以点对点模型为基础，对基本粒子群优化算法在初始种群的产生方法和种群的进化策略方面进行改进，提出适于配送车辆导航中路径规划点到点模型的改进型粒子群优化算法，并通过仿真试验验证算法的有效性。

First, outline: present, in the universe has each type the strength, is they the loose sand fundamental particle unifies in together, has composed various materials, these strength from may sum up essentially are four kind of fundamental forces: Attraction, electromagnetic force, force and weak strength.

目前，宇宙中存在着各种类型的力，是它们把散沙般的基本粒子结合在一起，组成了各种各样的物质，这些力从本质上都可归结为四种基本力：引力、电磁力、强力和弱力。

There are three stages in the formation process of illite fundamental particle:① the nucleation stage of 2-nm thick illite particle at the incipient process of montmorillonite illitization;② the simultaneous nucleation and growth stage and ③ the surface-controlled growth stage.

伊利石单元粒子的形成过程有三个阶段：蒙脱石伊利石化过程中2nm厚的伊利石粒子的成核作用阶段、成核作用与生长作用阶段和表面控制生长阶段。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。