Lessons and Practical Notes on Steam, the Steam Engine, Propellers, Etc., Etc: For Young Marine Engineers, Students, and OthersD. Van Nostrand, 1879 - 229 páginas |
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Página 10 - ... loaded and the steam more confined. If the bulb be now plunged into cold water, the steam in the cylinder is condensed, and a vacuum is produced below the piston, which is now forced down to the bottom of the cylinder by the pressure of the atmosphere.