这一法则是在大约400年前，由伽利略•伽利雷那个著名的比萨斜塔实验所证明的，当时他在塔顶同时释放球型炮弹和毛瑟枪子弹，以及由金、银、木头制成的小球。
This principle was famously demonstrated by Galileo Galilei some 400 years ago when he simultaneously dropped cannon and musket balls, and balls made of gold, silver and wood, from the Tower of Pisa.
俄罗斯组合德米特里·萨乌丁/尤里·库纳科夫以421.98夺银，乌克兰组合伊利娅·克瓦沙/阿列克西·普雷格罗夫以415.05摘铜。
Russians Dmitry Sautin and Yuriy Kunakov took the silver with 421.98 points, and Ukrainians Illya Kvasha and Oleksiy Prygorov bagged the bronze with 415.05 points.
欧洲最大的防务及航空电子产品生产商泰雷兹集团(Thales)股价下跌4%，此前瑞银集团下调了泰雷兹集团的股票评级。
Thales sa, Europe's biggest maker of defense electronics, sank 4 percent as UBS AG downgraded the shares.
佩雷斯表示，瑞银启用了一支专家小组，其学科领域涵盖地理空间分析、运输和支付，以及数据科学。
UBS was using a team of specialists in such areas as geospatial analysis, shipments and payments, and data science, said Mr Perez.
从马里兰银泉来的Allison和Alycia带来了他们的孩子格雷斯、山姆、瑞安和埃玛。
Allison and Alycia from Silver Spring, Maryland, brought their children, Grace, Sam, Ryan and Emma.
从马里兰银泉来的Allison和Alycia带来了他们的孩子格雷斯、山姆、瑞安和埃玛。
Allison and Alycia from Silver Spring, Maryland, brought their children, Grace, Sam, Ryan and Emma.
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