而硬盘的工作原理是利用特定的磁粒子的极性来记录数据。
The principle of hard work is the use of a particular polarity of the magnetic particles to record data.
结果表明:原子的非简谐振动会影响单畴铁磁粒子的自由能,但是不会影响弛豫时间。
Considering atomic anharmonic vibration, the authors have figured out the expression of free energy and relaxation of single-domain ferromagnetic granule in magnetic field.
去年,英国科学家在阿尔兹·海默症患者的脑部发现了汽车发动机和刹车系统排放出的磁粒子。
Last year British scientists discovered tiny magnetic particles produced by car engines and brakes in the brains of people diagnosed with Alzheimer's disease.
磁粒子根据所包裹的外层物质,可以与细胞产生选择性黏附,该特性可用于细胞分离、分选、药物运输等。
The magnetic particle can produce selective adhesion to cell according to the wrapping layer, and this feature can be used for the cell separation, selection and medicine transportation, etc.
带电粒子形成一股电流,对地球的磁气圈具有着很大的影响。
Charged particles carry currents, which cause significant modifications in the Earth's magnetosphere.
带电粒子的能量大小与磁气圈中的磁场的大小变化极大。
The energy of the particles and the fields in the magnetosphere can vary by large amounts.
当这些带电粒子接近地球时,便形成一个很强的磁场区--磁气圈--包围着地球并对地球起一定的保护作用。
When the charged electrical particles approach the Earth, they carve out a highly magnetized region —the magnetosphere —which surrounds and protects the Earth.
它涵盖对宇宙从最大的星系到亚原子粒子整个空间范围的研究,覆盖力学、辐射、热、电、声、磁和原子结构等等。
It encompasses the study of the universe from the largest galaxies to subatomic particles, covering mechanics, radiation, heat, electricity, sound, magnetism and the structure of atoms.
色彩也可能是由一种被称作“磁扫”(magneticsweeping)的现象引起的,磁性粒子在土星磁场的作用下扫过土卫五,嵌入到土壤中。
The colors could also be caused by an effect called magnetic sweeping, in which charged particles in Saturn's magnetic field sweep over Rhea and become implanted in the soil.
计算结果清楚地显示出了磁尾粒子在晨昏电场的作用下,经历着明显的散射过程。
The results show clearly that the charged particles of the magnetotail under the action of the dawn-dusk electric field undergo evident scattering process.
极光出现于夜空中,是高能粒子,主要是电子,从地球的磁层进入高层大气时而产生的明亮光芒。
An aurora is a bright glow that occurs in the night sky when energetic particles, mostly electrons, enter the Earth's upper atmosphere from the magnetosphere.
考察了复合磁性粒子的结构变化对其磁流变液沉降稳定性和流变学性能的影响。
The influences of structures changing of the composite magnetic particle on the sedimentation stability properties and the rheological properties of their MRF are studied.
本文从粒子的轨道理论人手,通过对近900条粒子轨道的具体计算,研究了磁尾粒子在晨昏电场作用下的投掷角变化。
In this paper, the pitch Angle changing of charged particles of the magnetotail under the action of the dawn-dusk electric field is studied by evaluating about 900 trajectories by computer.
结果表明,磁流变液的剪切应力随着磁性固体粒子浓度增大而增大,随磁性固体粒子的磁化强度呈平方正比关系。
The results show that the shear stress increases as the rising of the particle volume fraction, and the shear stress is proportional to the square of the magnetization.
基于推转模型和粒子转子模型关于奇奇核二准粒子转动带磁偶极约化跃迁几率的描述,对稀土区双奇核的这一行为进行了讨论。
Such a phenomenon is discussed based on the formula of magnetic dipole reduced transition probability deduced from the Cranking Shell Model and Particle Rotor Model respectively.
而纳米粒子的添加也可以改善磁流变液的抗沉降性,并且随粒径的减小改善效果有增加的趋势。
The addition of nanoparticles also can do contribution to the anti-settlement behavior of MR suspension, and this contribution trends to be strengthened with the decrease of the size of nanoparticles.
所有的行星类天体无论大小都具有某些磁场,因为磁子是无处不在的,并且是种非常躁动不安的粒子。
All planetary bodies of whatever size will have some magnetic field, because magnetons are everywhere and a very restless particle.
该研究使用MATHCAD软件对旋转磁场引导的顺磁纳米铁核素粒子靶向治疗系统进行理论研究。
The particles of the paramagnetic nanometers-iron nuclide targeting therapy system, utilizing guided by the revolving magnetic field, was studied theoretically using MATHCAD simulations.
讨论了分散介质、搅拌强度、磁性粒子性质及用量等因素对聚合反应及聚合物磁含量的影响。
The effects of the dispersing medium, the agitation intensity, the amount and properties of magnetic particles on the polymerization and magnetic content in the polymer microspheres are discussed.
为了准确表现三维磁层的结构,提出了一种用直接体渲染技术对三维磁层粒子进行可视化的方法。
To present the structure of three-dimensional magnetosphere, the method of visualization of three-dimensional magnetosphere with the technique of direct volume rendering was promoted.
结果表明,冬季中山站电离层内的电离生成主要取决于从磁层沉降的粒子。
The results show that the major source of electron and ion production at Zhongshan Station is almost completely dependent on particles precipitated from the magnetosphere.
这个机 器连接到一个空气采样 器,会将 空气样本中所有的粒子与系统里的微磁珠溶液混合在一起。
The machine, which can be connected to an air sampler, mixes any particles present in the sampled air with a solution of microscopic magnetic beads.
通量管为太阳风等离子体向磁层输运和磁层粒子向行星际空间逃逸提供了通道。
The flux ropes offered channels for the transport of the solar wind plasma into the magnetosphere and the escape of the magnetospheric plasma into the interplanetary space.
本组主要任务是深入了解磁层空间暴(磁暴,亚暴和粒子暴)的产生机制和时空演化过程,及与太阳活动的关系。
This group is devoted to study the generation mechanisms, temporal evolutions and the relations with solar activities of magnetospheric space storms.
本文探讨了在某种特定磁场分布下带电粒子流的磁聚焦问题。
In this paper, the authors explore the problem of magnetic focusing of charged-particle flow in some specific distribution of magnetic fields.
从磁性粒子的静磁场出发,分析计算了由软、硬磁性两相粒子随机混合的双相磁体中的静磁作用。
The dipolar interaction in a mixed two - phase magnet of soft and hard magnetic particles was analysed.
稳态的动态球对称荷电荷磁黑洞的非热辐射受到星际物质的影响,其非热辐射粒子的平均射程与非热辐射的最大能量和能量范围有关。
The average range of particles of non-thermal radiation depends on the maximum energy of the radiation and the energy extent of the radiation.
计算结果认为在磁扰期间捕获区将要发生变化。这个变化引起了捕获区内粒子数目的变化。
It is shown that the trapped region will be greatly disturbed during the magnetic storm, and the particle number will vary accordingly.
计算结果认为在磁扰期间捕获区将要发生变化。这个变化引起了捕获区内粒子数目的变化。
It is shown that the trapped region will be greatly disturbed during the magnetic storm, and the particle number will vary accordingly.
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