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- It shows the presence of a magnetic field. 这表明有磁场存在。
- The string is in a magnetic field. 振动弦处于磁场之中。
- The force exerted by a magnetic field. 力由磁场施加的力。
- The lines of force of a magnetic field. 磁力磁场的磁力线
- The class of phenomena exhibited by a magnetic field. 磁性磁场显示的一组现象
- The current in the conductor sets up a magnetic field. 导体里的电流形成一个磁场。
- We might put the current-carrying wire in a magnetic field. 我们可将载流导线置于磁场中。
- In this case, a magnetic field will be built up round the coil. 在这种情况下,线圈周围将形成一个磁
- Uranus does have a magnetic field even stronger than Earth's. 天王星确实有磁场,甚至比地球的磁场还大。
- 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
- When protons are placed in a magnetic field, they oscillate. 将质子置于磁场中时,它们就会振动。
- If a magnetic field is switched on, the symmetry is broken. 如果加上磁场,就破坏了这种对称性。
- As they travel, they are deflected by a magnetic field. 当这些原子过时,由于磁场的作用而转弯。
- This is where a magnetic field changes shape and bumps into itself. 这就是磁场改变了形状然后向本身内部撞击。
- 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
- A magnetic field may be represented in the same manner as an electric field. 磁场和电场可作同样描述。
- 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
- Dalian is a magnet for tourists. 大连是吸引游客的地方。
- 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
- 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