Sent_en: 2zh When placed in a mode simulating an empty tank, three of the sensors correctly registered that the tank was empty, while the faulty sensor stayed in the "full" state.
Sent_yy: 当放置在模拟空罐的模式中时，三个传感器正确地记录了罐是空的，而故障传感器保持在“满”状态。