
Petroleum and natural gas industries - External coatings for buried or submerged pipelines used in pipeline transportation systems Part 5: External concrete coatings
出版:International Organization for Standardization

專家解讀視頻
Petroleum and natural gas industries - External coatings for buried or submerged pipelines used in pipeline transportation systems Part 5: External concrete coatings
出版:International Organization for Standardization
專家解讀視頻