[1] Dong S H, Yuan S Y, Zhang L B et al. Research on Integrity Development Strategy for Long-distance Oil and Gas Pipeline[J]. Petroleum Science Bulletin, 7, 435-446(2022).

[2] Gao Z Y, Zhang H Y, Gao P. New Progress in China's Oil and Gas Pipeline Construction in 2022[J]. International Petroleum Economics, 31, 16-23(2023).

[3] Wang C, Dong X J, Xu B C et al. Intelligent Application of Industrial Control Network for Oil and Gas Pipelines[J]. Network Security Technology & Application, 119-121(2021).

[4] Gao J L. Time Delay Test and Calculation in SDH-based Optical Transmission System[J]. Zhejiang Electric Power, 30, 42-45(2011).

[5] Yang Z D, Chen S J. Study on Delay Budgeting System and Method of OTN Circuit[J]. Communication & Information Technology, 43-46(2022).

[6] Chen Z Z. A Method, Device and System for Implementing Time Synchronization in an OTN Network[P].

[7] Zhang X, Deng Q L, Chen P et al. Research on OTN Equipment Performance Collection System based on Telemetry Architecture[J]. Study on Optical Communications, 45-50(2023).