sludge thickener mechanism污泥: mud; mire; sewage sludge; sl ...机械: machine; mechanism weapon增: increase; gain; add稠: thick器: implement; utensil; ware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:污泥机械增稠器，即可在微信中查询翻译
