塑料管材和管件 Plastics pipes and fittings
管材管件 PP-R ; PVDF ; PB
管件管材 Pipe &Fittings ; Pipe and fittings ; fitting andtubing
管件管材区 METALFORM
出售地热管材管件排水 PPR PVC PERT PEX
管材、管件 UPVC
管材、配件 Pipe, fittings ; tubing and accessories ; Pipe and accessories
五金水暖管材管件 Metal Plumbing Pipe Fittings
管材与管件 Pipes & Fitting
购买各种塑料管材管件 PVC PPR PE
公司引进具有国际领先水平的给、排水管材管件及电工套管生产、检测设备和技术。
The company has introduced international advanced level of the drainage pipe casing pipe fittings and electrical production, testing equipment and technology.
聚乙烯材料基础知识、管材管件规格、管道的施工规范、技术要点、管理经验及设计参数。
Basic knowledge of polyethylene material, pipe fittings specifications, pipeline construction specifications, technical points, management experience and design parameters.
易之间的管材，管件常设大会：推入拟合套圈油管，直到管“点击”到位。
Easy, permanent assembly between the tubing and fittings: push the tubing over the fitting ferrule until the tubing "clicks" into place.
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