How to Say Permanent Magnet English? I Teach, Come to Listen!

What exactly does the English of permanent magnets say?
A PerManent Magnet, you can see many English versions of permanent magnets on the Internet, and permanent magnet refers to magnetic magnets that can maintain its magnetic for a long time. Permanent magnets are also called hard magnets. It is not easy to get magnetized and easily magnetized. However, if the permanent magnet heating exceeds the temperature of the ceremony or is located in an environment where the strength of the reverse high magnetic field, its magnetism will also be reduced or disappeared.

That is the general magnet used in daily life. Such as natural magnets and artificial magnets. In addition to permanent magnets in magnets, there are also electromagnets that need to be powered on.

Do you know the English saying of permanent magnets? After that, you can also ask the teacher's permanent magnet in English, so that the teacher can teach students to learn better, and every English with different magnets can let the teacher learn one by one.