[網(wǎng)絡(luò)] 開關(guān)電源;開關(guān)電源供應(yīng);開關(guān)型供電電源 centralized power supply mode: 集中式供電power supply mode: 供電方式; 供電分區(qū)switching mode power supply: 開關(guān)型電源external power supply switch: 地面電源電門switch power supply: 開關(guān)電源下載手機詞典可隨時隨地查詞查翻譯