butyral resin缩: contract; shrink丁醛: butyraldehyde; butaldehyde; ...树脂: resin聚乙烯醇缩丁醛树脂: polyvinyl butyral resin; polyvinylbutyralresin丁醛树脂: butyral resin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:缩丁醛树脂，即可在微信中查询翻译
