5种电气排故方法，判断你是不是一个合格的工程师！

<span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; overflow-wrap: break-word !important; color: rgb(136, 136, 136); font-size: 12px; letter-spacing: 1px; font-family: mp-quote, -apple-system-font, BlinkMacSystemFont, " helvetica="" neue",="" "pingfang="" sc",="" "hiragino="" sans="" gb",="" "microsoft="" yahei="" ui",="" yahei",="" arial,="" sans-serif;"="">来源：网络（仅供学习 侵删）