primary coil
英 [ˈpraɪməri kɔɪl]
美 [ˈpraɪmeri kɔɪl]
原(初级;一次)线圈
英英释义
noun
- coil forming the part of an electrical circuit such that changing current in it induces a current in a neighboring circuit
- current through the primary coil induces current in the secondary coil