In recent years, with the development of social economy, the demand for electricity is increasing rapidly. If the transmission line is damaged by external forces, it will cause various accidents. The occurrence of power supply accidents will affect the normal life of residents and cause huge economic losses to the development of society. In this system, laser ranging sensor is used to monitor the high-voltage transmission line, and the external force that may cause damage to the transmission line is forewarned in advance, so as to effectively prevent the occurrence of external force damage to the transmission line.<br>
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