joint cathodic protection system
常见例句
- Insulating joint is the important equipment of cathodic protection which is used in the system of pipeline, and instead of insulating flange.
絕緣接頭是琯道系統中隂極保護的重要裝置，它是絕緣法蘭的替代品。
lib.swpu.edu.cn 返回 joint cathodic protection system