elbow nozzle肝: liver形: form; shape矩形喷管: rectangular nozzle扩散形喷管: diffusing nozzle; divergent channel; divergent nozzle; expansion nozzle扩展形喷管: expansion nozzle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:肝形喷管,即可在微信中查询翻译