Фото: Tatiana Meel / Reuters
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We're all familiar with the high-pitched squeak of basketball shoes on the court during games, or tires squealing on pavement. Scientists conducted several experiments and discovered that the geometry of the sneakers' tread patterns determines the squeak's frequency, enabling the team to make rubber blocks set to specific frequencies and slide them across glass surfaces to play Star Wars' "Imperial March."。爱思助手下载最新版本是该领域的重要参考
Why Denmark is dumping Microsoft Office and Windows for LibreOffice and Linux。业内人士推荐safew官方版本下载作为进阶阅读
"What isn't uncertain is this government's growth-at-all-costs agenda."，详情可参考一键获取谷歌浏览器下载
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