antique illustration, applied mechanics and machines: centrifugal pump, gwynne - 脫水處理 幅插畫檔、美工圖案、卡通及圖標
textile hydro-extractor or centrifuge — large cylindrical centrifugal machine with internal drum, valves and pipe connections for removing water from wet fabrics - 脫水處理 幅插畫檔、美工圖案、卡通及圖標
pumping station cruquius (1849), haarlemmermeer polder, wood engraving, published 1877 - 脫水處理 幅插畫檔、美工圖案、卡通及圖標