technical drawings and diagrams from 19th century engineering magazine, milling cutter - 機械加工 幅插畫檔、美工圖案、卡通及圖標
pneumatic chipping hammer or scaling hammer ,it is a small, air-powered tool used primarily in industrial settings, metalworking, and masonry - 機械加工 幅插畫檔、美工圖案、卡通及圖標
an ancient quern-stone a stone tool for hand-grinding a wide variety of materials - 機械加工 幅插畫檔、美工圖案、卡通及圖標
victorian industrial machinery, cone mill with vertical axis of rotation, 1870s, 19th century - 機械加工 幅插畫檔、美工圖案、卡通及圖標
mining equipment ,mechanical sorting of solids of different densities have been standard machines in ore and coal processing for many years - 機械加工 幅插畫檔、美工圖案、卡通及圖標
miller, le meunier, pouring sack of grain into a millstone, grinding wheat, 16th century - 機械加工 幅插畫檔、美工圖案、卡通及圖標中古時代, 穀物, 麵粉
automatic flour mill ,how all the individual machines (rollers, sifters, purifiers) are arranged into a single, multi-story factory system ,design relies on gravity ,vertical arrangement minimized the need for manual handling - 機械加工 幅插畫檔、美工圖案、卡通及圖標
miller carrying sack of flour from traditional windmill, wheat fields, victorian agriculture 19th century - 機械加工 幅插畫檔、美工圖案、卡通及圖標風車, 復古風格, 麵粉
metalworking line icon set. group of object. steel, iron, aluminium, welding, forging, fabrication, industry. - 機械加工 幅插畫檔、美工圖案、卡通及圖標圖示, 研磨
women using grindstone at the mill, grinding corn, palestine, vintage photograph 19th century 1890s - 機械加工 幅插畫檔、美工圖案、卡通及圖標以色列, 兒童
an industrial disintegrator is a heavy-duty, high-speed machine that reduces, grinds, and pulverizes materials into small, uniform particles, vintage illustration, german text, 1875 - 機械加工 幅插畫檔、美工圖案、卡通及圖標工業設備
lathe ,60 cm long study of the trunk, carved and part of a longitudinal section, slightly enlarged. - 機械加工 幅插畫檔、美工圖案、卡通及圖標
