常规的无粘结柔性管采用的是多层构造，主要为金属材料增强的热塑性管道衬里。
Conventional unbonded flexible pipe designs are a multi-layer construction based upon a thermoplastic pipe liner reinforced with metallic materials.
超轻松的皮革与金属管道衬里袜子提供额外的安慰和支持。
Ultra cushy leather sock lining with metallic piping provides added comfort and support.
其目的是为了设计一种能够将氟塑料与金属构件在现场加工衬里的氟塑料复合制品及其制造方法。
It aims at designing a fluorine plastic composite product which can process the fluorine plastic and metal components with lining on site and its production method.
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