return bendreturn bent pipe回: circle; wind弯: curved; bent; crooked; flexu ...管: pipe; tube迂回弯管: offset bend单侧偏心回弯管: single offset u bend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:回弯管,即可在微信中查询翻译