更多electromagnet例句

1. In conventional tokamaks they are provided by enormous electromagnets made from superconducting wires that need to be cryogenically cooled.
2. Now allow the thread to unwind, and as the watch revolves, pass it back and forth near a powerful electromagnet.
3. It should be made of a good grade of steel, tempered and then magnetized by means of a powerful electromagnet.
4. A minute later, it reappeared with a large electromagnet and a relux plate, to which were attached a huge pair of silver busbars.
5. We can also wrap wires around this circular iron and make an electromagnet of it.
6. This is done by shaping the stationary magnet around the path of the rotating electromagnet.