短語詞組短語leading edge phase cut 前沿相控leading in phase 進相leading card phase angle 超前相位角leading card phase 超前相leading edge phase control 前沿相控operation leading in phase 進相運行leading in phase compensation 相位超前補償leading pedestrian phase 行人先走信號顯示generation leading -phase operation 發(fā)電機進相運行試騐Leading phase opeartion 進相運行 返回 leading phase