| 单词 | 磁场 |
| 释义 | 〔magnetohydrodynamics〕The study of the interaction of magnetic fields and electrically conducting liquids or gases, such as molten metal or plasma.磁流体动力学：对磁场和导电的液体或气体，诸如熔化的金属或者等离子区之间的相互作用的研究〔magnet〕An object that is surrounded by a magnetic field and that has the property, either natural or induced, of attracting iron or steel.磁体：处于磁场包围中的一个物体，具有天生的或者是引发的吸引铁或钢的特性〔magnetosphere〕An asymmetrical region surrounding the earth, extending from about one hundred to several thousand kilometers above the surface, in which charged particles are trapped and their behavior is dominated by the earth's magnetic field.磁层：地球周围的一个不对称区域，从地球表面向空中延伸大约一百公里到数千公里，在磁层里电荷的粒子活动受到限制，它们的运动受地球的磁场支配〔flux〕The lines of force of a magnetic field.磁力：磁场的磁力线〔biomagnetism〕The effect of an external magnetic field on living organisms.生物磁学：外部磁场对活生物体的效应〔degauss〕To neutralize the magnetic field of (a ship, for example).消去磁场：消去（例如，船只）的磁场〔galvanometer〕An instrument used to detect, measure, and determine the direction of small electric currents by means of mechanical effects produced by a coil in a magnetic field.检流计，电流计：一种仪器，用以探测、测量和测定微小电流方向，采用线圈在磁场中产生的机械效果的方法〔magnetoresistance〕A change in electrical resistance of a conductor or semiconductor when a magnetic field is applied.磁致电阻：当磁场产生作用时导体或半导体的电阻变化〔biomagnetism〕The magnetic field created by a living organism.生物磁场：活生物体创造的磁场〔paleomagnetism〕The earth's magnetic field as it existed in the past.古地磁：存在于地球古代的磁场〔exciter〕An auxiliary generator used to provide field current for a larger generator or alternator.励磁机：为别的发电机或电动机提供产生磁场用的电流〔Bloch〕Swiss-born American physicist. He shared a 1952 Nobel Prize for work concerning the measurement of magnetic fields in atomic nuclei.布洛克，费利克斯：(1905-1983) 瑞士裔美籍物理学家。因其关于原子核内磁场测量的著作而获1952年诺贝尔奖〔galvanomagnetic〕Of or relating to the generation of an electric field by a magnetic field in semiconductors and metals.电磁的：属于或关于在半导体和金属中由磁场产生电场的〔deviation〕Deflection of a compass needle caused by local magnetic influence, especially on a ship.罗盘偏航：指南针由于局部磁场的影响发生偏移，尤指在船上〔magnetograph〕A device for detecting and recording variations in the intensity and direction of magnetic fields.磁场记录仪：用来探测和记录磁场强度的方向和强度的装置〔antimagnetic〕Impervious to the effect of a magnetic field; resistant to magnetization.防磁的：不受磁场作用干扰的；防磁的〔magnetorheology〕The study of the changes in flow properties that occur in certain fluids exposed to magnetic fields.磁流变：对暴露于磁场中的某些流体中发生的流体属性变化的研究〔magnetoacoustics〕The science that deals with the interaction or interconversion of magnetic and acoustic phenomena.磁声学：涉及磁场现象与声学现象相互作用或相互转换的科学〔magnetism〕The class of phenomena exhibited by a magnetic field.磁性：磁场显示的一组现象〔reluctivity〕A measure of the resistance of a material to the establishment of a magnetic field within it, equal to the ratio of the intensity of the magnetic field to the magnetic induction of the material.磁阻率：一物体对其内部形成磁场的阻抗的度量，等于磁场强度和这个物体磁场感应之间的比率〔heliosphere〕The region in space through which the sun's gases and magnetic field extend.日光层：太空中的一个区域，太阳经过此区域时其气体及磁场均受扩张〔magnetism〕The force exerted by a magnetic field.磁力：由磁场施加的力〔hysteresis〕The lagging of an effect behind its cause, as when the change in magnetism of a body lags behind changes in the magnetic field.滞后现象：一个结果在原因之后拖沓，比如一个物体的磁化变化要比一个磁场变化慢〔magnetostriction〕Deformation of a ferromagnetic material subjected to a magnetic field.磁致伸缩：由磁场决定的磁铁材料的变形〔magnetron〕A microwave tube in which electrons generated from a heated cathode are affected by magnetic and electric fields in such a way as to produce microwave radiation used in radar and in microwave ovens.磁控管：一种微波管，它里面的发热阴极发出的电子受到磁场和电场的影响，从而产生能用于雷达和微波炉微波辐射〔ferromagnetic〕Relating to or characteristic of substances such as iron, nickel, or cobalt and various alloys that exhibit extremely high magnetic permeability, the ability to acquire high magnetization in relatively weak magnetic fields, a characteristic saturation point, and magnetic hysteresis.铁磁的：具有类似铁、镍或钴以及各种合金性质的或与此类物质有关的，具有在相对较弱的磁场里获得极高磁性的能力和特有的饱和点及磁滞现象〔SQUID〕A device that measures minute changes in magnetic flux by means of a pair of Josephson junctions, often used to detect extremely small changes in magnetic fields, electric currents, and voltages.超导量子干涉磁量仪：通过使用一对约瑟夫森接合器测量磁通中微小变化的装置，常用于检测磁场、电流和电压中极其细小的变化〔Zeeman〕Dutch physicist. He shared a 1902 Nobel Prize for researching the influence of magnetism on radiation.塞曼，彼得：(1865-1943) 荷兰物理学家。因研究磁场对辐射的影响获得1902年的诺贝尔奖〔magnetometer〕An instrument for measuring the intensity and direction of a magnetic field.磁强计：测量磁场的强度和方向的工具〔coercivity〕The intensity of the magnetic field needed to reduce the magnetization of a ferromagnetic material to zero after it has reached saturation.矫顽力：磁场的强度，为在强磁性的物质达到饱和之后，把它的磁化作用缩小到零所必需 |
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