等效電源取代電路 replacement circuit: 替代電路; 替換電路equivalent source: 等效電分布源; 等效電源; 等效能源; 等效源equivalent replacement method: 等量置換法equivalent weight replacement method: 等重量代替法circuit equivalent: 等效電路下載手機詞典可隨時隨地查詞查翻譯