sludge classifier除: get rid of; eliminate; remov ...泥: cover or daub with plaster,p ...分级: grade; classify; classificat ...器: implement; utensil; ware除泥分离器: silt separator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:除泥分级器，即可在微信中查询翻译
