tray thickener多层: multichamber; multilayer; mu ...浓缩: concentrate; concentration; ...槽: trough; manger多层浓缩机: multitray thickener道尔多层浓缩机: dorr tray thickener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:多层浓缩槽,即可在微信中查询翻译