共 50 条
- [21] Results of an Investigation into the State of Buried Sewage Pipes. Strassen- und Tiefbau, 1980, 34 (08): : 25 - 30
- [23] Ultrasonic Testing of Sheet Metal for Conduit Pipes. Baender Bleche Rohre, 1982, 23 (02): : 31 - 33
- [27] Investigation of the Limiting Vapor Contents of Helium Boiling in Pipes. Teploenergetika, 1980, (04): : 19 - 21