内容简介
This 1868 compendium of ingenious mechanisms employs simple drawings to explain 507 of the small components that constitute complex machinery. Left-hand pages feature illustrations, and facing pages offer brief descriptions of use and operation. Ranging from simple to complex, the mechanisms include cranks, pulleys, drills, wheels, and screws.
作者简介
Brown is a color. It can be thought as a darker, typically desaturated shade of orange, and can often be produced by combining red and yellow with another color, namely blue. In the RYB color model, brown is made by mixing the three primary colors: red, yellow, and blue. In the CMYK color model used in printing and painting, brown is usually made by combining yellow ink with smaller amounts of magenta and black inks. In the RGB color model used to project colors onto television screens and compu
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