a particle

Viewed as a particle moving in a closed two-dimensional workspace, each robot is abstracted as one order inertial element, and further, the model of extended PSO ( EPSOM) can be given under an ideal environment.

在将机器人抽象为二维封闭空间中的运动微粒、将其动态特性抽象为一阶惯性环节后，给出了群机器人的扩展微粒群算法模型。

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And the infinitesimal spiral motion of a particle is defined as the instantaneous mo-tion of the particle.

定义质点的无穷小空间螺旋弧运动为质点的瞬时运动。

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The technique requires the coupling of a particle accelerator and a mass spectrometer.

这种技术要求将粒子加速器和质谱仪连接起来。

《柯林斯高阶英汉双解学习词典》

Screen Simulation Using a Particle Discrete Element Method

用颗粒离散元法模拟筛分过程

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Most helium result from the combination of one a particle released by decaying radioactive element with two electrons. polonium is the decay daughter of radioactive element radon.

氦主要是放射性元素衰变释放出的a粒子与两个电子结合而成的，钋是放射性元素氡的衰变子体。

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You'd see the green beam and points of light every once in a while as a particle drifted through that beam.

你会看到绿色的光束，和当微粒偶尔飘过光线时产生的光点。

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What's happened is a particle accelerator at a huge, huge scale.

发生的事情就是一个非常巨大版本的粒子加速器。

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The article presents direct deduction of velocity and acceleration of a particle in spherical coordinate system, which helps the teaching of theoretical mechanics.

文章利用球坐标系中单位矢量与直角坐标系中的单位矢量的关系给出了球坐标系中质点运动速度、加速度公式的直接推导。这将对力学、理论力学中有关内容的教学有所帮助。

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A Particle Detector With Large Area and Large Dynamic Range

大面积大动态粒子探测器

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The isothermal flow field in a cyclone combustion chamber is being modeled by a 3-dimensional axis-symmetric RNG k-ε turbulent flow model. A particle image velocimeter ( PIV) was use for measuring the velocity vector distribution in various cross-sections of a cyclone combustion chamber.

采用三维轴对称RNG kε湍流模型模拟了微型燃气轮机旋流燃烧室内的等温流场，用粒子测速仪（PIV）测量了旋流燃烧室内不同截面位置的速度矢量分布。

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A particle filter based face tracking algorithm under complex environment is provide.

提出一种基于粒子滤波的复杂环境下人脸检测与跟踪算法。

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An ocean wave passing through deep water causes a particle on the surface to move in a roughly circular orbit, drawing the particle first towards the advancing wave

穿过深水的海浪使水面上的一个微粒按照一种近乎圆形的轨道移动，先把微粒拉向前移动的海浪

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Led by Kosuke Morita, the group began to bombard bismuth atoms in a particle accelerator at 10 percent the speed of light in 2003.

2003年，该团队在森田浩介（Kosuke Morita）的带领下，开始在粒子加速器中以10%的光速轰击铋原子。

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then a one-dimensional mathematical analysis was performed on the redistribution of solute of a particle growing from the convected melt.

基于此，提出了一个描述对流条件下固相颗粒溶质再分配的一维模型。

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From the point of view of physics, von Neumann's theory will lead to the result that" the potential energy of a particle may be over the total energy with a definite probability", it contradicts the law of conservation of energy.

从物理上讲，它将导致粒子的势能以一定的概率超过总能量这种违背能量守恒原理的结论。

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There was not a particle of evidence (= no evidence at all) to support the case.

没有丝毫支持这个论点的证据。

《牛津高阶英汉双解词典》

CONSTRAINED CONSTANT FORCE CONTROL OF END MILLING PROCESS Relativistic motion of a particle acted by a constant force

有约束数控铣削恒力控制恒力作用下质点的相对论运动

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The energy equivalent to the mass of a particle at rest in an inertial frame of reference; equal to the rest mass times the square of the speed of light.

在一个惯性坐标系中与物体静止质量相当的能量；等于静止质量乘以光速的平方。

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There is not a particle of truth in what you said.

你所说的没有一句是实话。

《汉英大词典》

it first considers the meaning of "urban heritage conservation" from both a conserver's perspective and a planner's.

首先，作者从城市遗产保护者和城市规划者的两个视角重新审视了城市遗产保护的含义。

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In ‘She tore up the letter ’, the word ‘up ’ is a particle.

在She tore up the letter句中，up是小品词。

《牛津高阶英汉双解词典》

They have cleverly adapted a particle accelerator, a van de Graaf accelerator, to accelerate small dust particles.

他们聪明的改造了一种范德格拉夫粒子加速器，来加速微小的尘埃颗粒。

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How to become a smarter consumer, investor, and conserver.

怎样成为更聪明的消费者 、 投资者和保存者.

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A particle filter tracking method based on human visual system characters

一种基于人眼视觉系统特性的粒子滤波跟踪方法

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The Direct Deduction of Velocity and Acceleration of a Particle in Spherical Coordinate System

谈球坐标系中质点运动速度、加速度公式的直接推导

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Effect of pressure on heat transfer to a particle in a thermal plasma

压力对热等离子体向颗粒传热的影响

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High above your head, a particle accelerator may be forming.

在高空中，可能会形成一个粒子加速器。

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An example is periodic motion, such as the precession of a particle with intrinsic spin and magnetic moment in a constant magnetic field.

一个例子是周期运动，如一个带有自旋和磁矩的粒子在恒定磁场中的进动。

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When you get the position of a particle you are given a copy of the current location.

当你获得粒子的位置时，你得到的是当前位置的副本。

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She was a researcher at a particle accelerator, then moved to the telecommunication industry and relocated to Beijing in2004.

她曾是一位粒子加速器的研究员，之后转向了远程传输领域，并且搬到了北京。

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