分析了SEI监护设备的结构原理，对锦州南设备发生的一起故障现象进行剖析，分析原因，提出解决方案。

Through analyzing the structure and principle of SEI surveillance equipment, this paper analyzed the phenomenon of equipment breakdown at South Jinzhou station a nd bring up a solution.

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同时，沈阳铁路局除沈阳站、沈阳北站外，吉林、长春、四平、铁岭、辽中、台安、盘锦、盘锦北、锦州、锦州南、葫芦岛、葫芦岛北、绥中北、山海关14个车站也开通了互联网售票业务。

Besides Shenyang City Railway Station and Shenyang North Railway Station, 14 stations such as Jilin, Changchun, Siping, Tieling, Liaozhong, Tai'an and Panjin also started online ticket sales.

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