短語詞組短語wattless s power 無功功率wattless s power meter 無功功率表wattless power meter 無功功率表;無功功率計;無效功率計compensation of wattless power 無功補償lv wattless power compensation 低壓無功補償?shù)?/li>wattless power saving 無功節(jié)電wattless power compensation 無功補償Wattless power measurement 無功功率測量power wattless 無孕率 返回 wattless power