Therefore, the position detection is particularly important for tubingcoupling.
因此，对油管接箍的位置探测显得尤为重要。
2
Petroleum and natural gas industries - Corrosion-resistant alloy seamless tubes for use as casing, tubing and coupling stock - Technical delivery conditions.
石油和天然气工业。作外壳、管道和连接材料用的耐腐蚀合金无缝管。交货技术条件。
3
A problem about tubing string vibration caused by the fluid unsteady flow inside tubing string is studied from the Angle of solid liquid coupling vibration in dynamics.