For highest speeds, hybrid bearings with ceramic balls are in use.
对于最高的速度，混合的举止用陶瓷的球在使用中。
"Apps are something we're very good at and something we want to continue to be very good at," Levin said. For this to happen, U.S. developers need access to the highest speeds available.
“我们非常善于应用而且我们要继续这个非常善于应用的东西，”Levin说，为了这个原因，美国研究人员需要获取最高的速度。
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