Warning: file_put_contents(): Only 0 of 4895 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu/5256789.com/index.php on line 55 clearing relay例句_clearing relay英汉例句_clearing relay双解例句_绿查网谷歌词典
Main duties of relay protection are correctly and quickly judging and clearing system faults, which greatly derive voltage sags in a distribution system. 系统中大部分电压跌落由故障引起，快速可靠地判断并切除故障是继电保护的主要职责。