常見例句In one way, primary and secondary coils are wound around the space.有一種方法是把初級線圈和次級線圈繞在這個地方。An electric transformer changes the alternating voltage applied to it in proportion to the numbers of turns in its primary and secondary windings.變壓器其交變電壓的改變與初級線圈及其次級線圈的匝數(shù)成正比。 返回 primary coil