magnetic field

名词 magnetic field:

1. the lines of force surrounding a permanent magnet or a moving charged particle
   同义词：magnetic flux, flux

1. The process of making a substance temporarily or permanently magnetic, as by insertion in a magnetic field.
   磁化使一个物体具有暂时或永久性磁性的过程，例如把一个物体放入磁物中
2. 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
3. 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
4. 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