介绍了有关规程和反措对失灵保护的要求，分析了线路失灵保护和变压器失灵保护的起动逻辑。
The paper introduces some relevant contents about failure protection in regulations and countermeasures, analyzes the startup logic of line failure protection and transformer failure protection.
交易商不对电话线路受干扰、失灵或错误负责任。
Telephone orders. DEALER is not responsible for disruption, failure or malfunction of telephone lines.
现有数控机床的限位保护装置普遍采用的控制方式是正逻辑控制，这种控制方式可能因线路开路而产生限位失灵现象。
Current CNC machines are provided with a positive control limitation protection device, then it is likely to happen malfunction due to its open circuit.
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