HPDE (high-density polyethylene) spiral pipe has a broad application prospect for its unique properties.
即高密聚乙烯螺旋管以其独特的优点，在工程中有着十分广泛应用前景。
The intercrossing method in repairing old metal pipes usually USES pipe-class high density polyethylene (HDPE) as lining plastic-underlayer pipes.
穿插法修复金属旧管道通常使用管材级高密度聚乙烯(HDPE)作为塑料内衬管。
The intercrossing method in repairing old metal pipes usually USES pipe-class high density polyethylene (HDPE) as lining plastic-underlayer pipes.
穿插法修复金属旧管道通常使用管材级高密度聚乙烯(HDPE)作为塑料内衬管。
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