介绍了衬塑给水管件的结构、性能、材质、应用范围和执行标准。
It introduces the structure, performance, material, appliance scope and implementing standard of lining plastic to supplying water pipe and fittings.
介绍了衬塑给水管件的结构、性能、材质、应用范围和执行标准。
It introduces the structure, performance, material, appliance scope and implementing standard of lining plastic to supplying water pipe and fittings.
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