textile hydro-extractor or centrifuge — large cylindrical centrifugal machine with internal drum, valves and pipe connections for removing water from wet fabrics - 離心機 幅插畫檔、美工圖案、卡通及圖標
a mars cycler swings by the earth and onward to mars while two astronauts in manned maneuvering units (aka, mmus) watch from afar. - 離心機 幅插畫檔、美工圖案、卡通及圖標
young man demonstrating the scientific principle of centrifugal force with a spinning disc and armillary sphere - 離心機 幅插畫檔、美工圖案、卡通及圖標
plate 9: seasons and other phenomena of the spheres engraving antique illustration, published 1851 - 離心機 幅插畫檔、美工圖案、卡通及圖標圖畫 - 藝術品
beer and madler's map of the moon engraving antique illustration, published 1851 - 離心機 幅插畫檔、美工圖案、卡通及圖標古老的, 地圖
map of the northern heavens engraving antique illustration, published 1851 - 離心機 幅插畫檔、美工圖案、卡通及圖標圖表, 占星學, 古老的
antique illustration, applied mechanics and machines: centrifugal water pump, schiele - 離心機 幅插畫檔、美工圖案、卡通及圖標歷史
map of the southern heavens engraving antique illustration, published 1851 - 離心機 幅插畫檔、美工圖案、卡通及圖標復古風格, 古老的, 古希臘 - 古典風格
