taper rolling mill变: become different; change断面: section; fracture surface; p ...轧机: rolling mill等断面轧制: parallel rolling; straight rolling变断面板材: tapered plate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:变断面轧机，即可在微信中查询翻译
