基本解釋[動力與電氣工程]慣用沖擊耐受電壓詞組短語短語conventional switching impulse withstand voltage 慣用操作沖擊耐受電壓conventional lightning impulse withstand voltage 慣用雷電沖擊耐受電壓conventional impulse withstand voltage更多詞組專業(yè)釋義動力與電氣工程慣用沖擊耐受電壓