hardened filter paper硬: hard; stiff; tough滤纸: filter paper滤纸: [化学] filter paper 定量滤纸 quantitative filter paper; 定性滤纸 qualitative filter paper; 滤纸反应 filter paper test; 滤纸分析 filter paper analysis dbm滤纸: dbm-paper粗滤纸: coarse filter paper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:硬滤纸，即可在微信中查询翻译
