正在加载图片...
Ye Olde'Field• When Franklin published his findings, they created a sensation. He became known as “The Newton of Electricity.” But the pure scientist was also an inventor of useful things, among them: bifocals, the Franklin stove, the lightning rod, the copying press, and a device, believe it or not, for electrocuting (电刑) turkeys. Benjamin Franklin's Kite Experiment Benjamin Franklin's Kite Experiment
<<向上翻页向下翻页>>
©2008-现在 cucdc.com 高等教育资讯网 版权所有