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ASTM F1741-2008

现有污水管和管道修复用机器缠绕聚氯乙烯衬管的安装规程

Standard Practice for Installation of Machine Spiral Wound Poly (Vinyl Chloride) (PVC) Liner Pipe for Rehabilitation of Existing Sewers and Conduits

实施日期: 2008-11-01

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