This paper discusses the technical requirement and working principle of this equipment. It also discusses positive function to communication equipment security and normal operation of ring network.
围绕该装置的技术要求、工作原理设计，以及它对通信设备安全、环网正常运行所起的积极作用进行了论述。
This paper presents the design principle, structure, function and application range tor a new SF6 gas insulation ring-network cabinet and three-position load switchgears.
文章介绍了一种新型SF_6气体绝缘环网柜及三工位负荷开关的设计原理、结构、功能和应用范围。
By utilizing the advantages of self-healing function that SDH ring network has, the paper analyzes the networking technology and MSP mechanism in detail.
利用SDH环形网络具有自愈能力的优点，详细分析了组网技术及复用段保护机制。
SHAONET, the first WDM all optical network testbed in China, is a metropolitan self-healing ring. A novel OADM having protection function is adopted.
SHAONET是国内自主开发的第一个WDM全光试验网平台，它采用了一种新型保护结构的OADM，具有很强的自愈功能。
SHAONET, the first WDM all optical network testbed in China, is a metropolitan self-healing ring. A novel OADM having protection function is adopted.
SHAONET是国内自主开发的第一个WDM全光试验网平台，它采用了一种新型保护结构的OADM，具有很强的自愈功能。
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