The structure of OPPC is identical with OPGW , but it has principle difference from function to application environment seriousness and OPPC is better to use for retrofitting of old line .
光纤复合架空相线（OPPC）的结构与光纤复合架空地线（OPGW）雷同，但从功能到应用环境却有原则区别，而且OPPC更适合于老线路换线工程。
oppc