malleable cast iron pipe fittings-type size-dimensions list of pipe fittings structure管件: pipe fitting结构: structure; composition; cons ...尺寸: measurement; dimensions; siz ...表: outside; surface; external结构尺寸: physical dimension; scantling of structure; scantlings of the structure; structural dimension; structural size; structure size下载手机词典可随时随地查词查翻译
