基本解释[動力與電氣工程]慣用沖擊耐受電壓词组短语短語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更多词组专业释义動力與電氣工程慣用沖擊耐受電壓