释义 |
three-phase
three-phase adj (Electrical Engineering) (of an electrical system, circuit, or device) having, generating, or using three alternating voltages of the same frequency, displaced in phase by 120° three′-phase` adj. of or pertaining to a circuit, system, or device that is energized by three electromotive forces that differ in phase by one third of a cycle, or 120°. [1890–95] Translations |