Faraday not only became Davy's chemical assistant, but eventually assumed his role. In 1821 he discovered electromagneticrotation, the principle behind the electric motor.
法拉第不仅成了戴维的化学助手，而且最终自己也展露了头角。
2
The combination of rapid rotation and ultra-strong magnetic field makes B1509 one of the most powerful electromagnetic generators in the Galaxy.
快速旋转和超强磁场的结合使B1509成为了银河系中最强大的电磁发电机之一。
3
Find a way of force and motion coexist. Accordingly, the unification of the electromagnetic force, powerful force, gravity, and explains the turbulence and Earth's rotation principle.