electromagnetic induction method

例句：

1. 1.The method of electromagnetic induction is widely used in the field of electronics.
   电磁感应法在电子领域被广泛使用。
2. 2. The principle of electromagnetic induction is based on the conservation of energy.
   电磁感应的原理是基于能量守恒的。
3. 3. The invention of electromagnetic induction greatly improved the efficiency of electrical power transmission.
   电磁感应的发明极大地提高了电力传输的效率。