判断正误True or False: 如果全部电源发生故障时，主飞行操纵将由 ACMP 3B(交流马达泵 3B)提供液压动力，该交流马达泵在应急情况下由空气驱动发电机 (ADG)提供电力。In the event of a total electrical power failure, the primary flight controls will remain hydraulically-powered by ACMP 3B, which will be powered by the air-driven generator (ADG) in an emergency.