运転时适格性评価 OQ

定力率运転 constant power factor operation

低力率运転 low power factor operation

亜音速运転 subsonic operation

运転中利用率 capacity factor during service

水位调整机运転 level governor operation

高力率运転 high power factor operation

広范囲运転 wide speed-range operation

遅相运転 lagging power factor operation

交流电気运転方式 alternating-current traction system