短語詞組短語unsymmetrical load operation 負(fù)荷不對(duì)稱運(yùn)行Three phase unsymmetrical load 三相不平衡負(fù)荷Protection against unsymmetrical load 不對(duì)稱負(fù)載保護(hù)裝置unsymmetrical distribution of load 荷載不對(duì)稱分布 返回 unsymmetrical load