Michael Burgan, "Water Power (Energy Today)"
2010 | ISBN: 1604137819 | 48 pages | PDF | 6,3 MB
Hydraulic power has been used for hundreds of years for everything from sawmills to steam generators. Water Power explores the past and present uses for this source of renewable energy and uses vivid photographs and illustrations to discuss its future in energy development.
发表于 2013-3-3 08:37:32
