strength of magnet

例句：

1. 1. The strength of the magnet ismeasured in terms of its magnetic field strength.
   磁铁的强度是通过其磁场强度来衡量的。
2. 2. The strength of the magnet affects thedirection of the magnetic field lines.
   磁铁的强度影响磁场线的方向。
3. 3. Thestrength of the magnet canbe increased by increasing the currentflowing through it.
   通过增加流经磁铁的电流，可以增强磁铁的强度。