cellulose triacetate base三: three醋酸: acetic acid醋酸片基: acetate film base; cellulose acetate base醋酸片: acetate film硝酸片基: cellulose nitrate base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:三醋酸片基，即可在微信中查询翻译
