壁管 meaning in English

parietal pore

Ldpe smooth wall pipes for telecommunication
低密度聚乙烯（ ldpe ）光子壁管
Analysis on reason of waterwall tube weld leakage of supercritical boiler
超临界锅炉水冷壁管焊缝泄漏原因的分析
Research of non - uniform wall thickness of heavy - wall tube rolled by three - high tube mill
三辊轧管机组厚壁管轧制壁厚不均研究
Performance of cast - in - situ concrete thin - wall pipe pile composite foundation under road embankment
路堤下现浇薄壁管桩复合地基工作特性分析
Design on a pulsed wire feeding control system of all - position narrow gap and thick - walled pipe welding
厚壁管窄间隙全位置焊接脉动送丝系统设计

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