标题: ISO 21809-5:2010 [打印本页] 作者: ir_71 时间: 2014-6-29 17:25:55 标题: ISO 21809-5:2010
ISO 21809-5:2010
Petroleum and natural Gas industries - External Coatings for Buried or submerged Pipelines used in Pipeline Transportation systems -
Part 5: External concrete coatings