The equipment operation is simple, maintains conveniently, not special working conditions.
设备操作简便，维护方便，无特殊工作环境。
Uses the fission style structure, high frequency connection with jack on is used between the shaken-board and the ultrasonic generator, useful and maintains conveniently.
采用分体式结构，震板与超声波发生器之间采用带插座的高频连接，使用及保养均方便。
The invention relatively conveniently maintains, detects and upgrades the node master channel on the condition of ensuring normal running of existing service transmission.
本发明实现了在保证光网络现有业务传输正常进行的情况下，较为方便地对节点主用通道进行维护、检测、升级等操作。
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