furnace tube protrude管: pipe; tube凸出: cripling; embossment; bulge; ...炉管: boiler tube; flue tube; furnace tube凸出: cripling; embossment; bulge; protrude; project 凸出的眼睛 protruding eyes管凸缘: pipe flange下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:炉管凸出,即可在微信中查询翻译