管道阀 meaning in Chinese

pipeline valve

Petroleum and natural gas industries - pipeline transportation - pipeline valves
石油和天然气工业.管道输送.管道阀
Valves for natural gas transportation in pipelines - performance requirements and tests
天然气输送用管道阀.性能要求和试验
Petroleum and natural gas industries - pipeline transportation systems - pipeline valves
石油和天然气工业.管道运输系统.管道阀
Petroleum and natural gas industries - pipeline transportation systems - subsea pipeline valves
石油和天然气工业.管道输送系统.海底管道阀
Petroleum and natural gas industries - pipeline transportation systems - pipeline valves iso 14313 : 1999 modified ; english version en 13942 : 2003
石油和天然气工业.管道输送系统.管道阀

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