短語(yǔ)詞組短語(yǔ)ground electrical power source 地面電源electrical light source 電光源primary electrical power source 主電源electrical dipole source 電偶極源Inductive Electrical -Source 感應(yīng)供電electrical drive source 驅(qū)動(dòng)電源emergency electrical power source 應(yīng)急電源auxiliary electrical power source 輔助電源 返回 electrical source