ring protection meaning in Chinese

环保护
环式保护
环状保护

With the multi - service sdh transport platform , especially the dxc - integrated multi - port sdh equipment , the question of service protection may be well resolved by making full use ring protection and meshed recovery capabilities
采用多业务sdh传送平台，尤其是集成了dxc的多端口sdh设备，可以充分利用环形保护和网状恢复能力来解决业务保护问题。
To satisfy the need of metro wdm survivability , two types of protection strategies , namely , share - fiber virtual - path protection and single - fiber bi - directional ring networks dni protection , are given in chapter 4 . the former is suitable for a complicated on such as a mesh network using the optical ring protection
此外我们首次针对boadm结构给出具体的在环网浙江大学博士学位论文中实现保护的策略，并把dni保护方式运用于全光网中，完成单纤双向光网在多种环网结构下的保护。