flange connector凸缘: flange; bourrelet; lug; rim联接器: coupling; articulator; conne ...凸缘联接: flange connection凸缘联轴节；凸缘喉套；凸缘联接套: flange coupling凸缘联结器: flange coupling (flanged coupling)下载手机词典可随时随地查词查翻译
