polishing unit精: refined; picked; choice处理: deal or cope with装置: installation; device; appara ...处理装置: processing equipment; processing plant; processing unit; transacter; transactor; treater带处理装置: tape processing unit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:精处理装置,即可在微信中查询翻译