This control system samples the speed of each wheel on a vehicle and controls each brake's pressure (to stop it from locking up) at up to 20 times per second.

该控制系统对车辆上每个轮子的速度进行采样，并以每秒20次的速度控制每个刹车的压力（防止它锁死）。

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The second principle is to loosen the control that providers of online services have over data and give more to those who supply them.

第二个原则是放宽在线服务提供商对数据的控制，给予提供数据者更多的控制权。

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The second challenge is control.

第二是控制。

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That's new in just the last few weeks, ever since the Iraqi army launched an operation to gain control of its second-largest city.

NPR: Iraqi Army Eases Militias' Grip on Women in Basra

The claims are difficult to verify but it is known that anti-Gaddafi forces control Benghazi, Libya's second city, while the long-time leader still controls most of the capital, Tripoli, home to two million of the country's 6.5 million population.

BBC: Libya: UN Security Council votes sanctions on Gaddafi

But then Atkins hit a 3-pointer to cut the lead to 26-22 at halftime, and Notre Dame opened the second half on a 29-8 run to take control.

WSJ: St. John's loses to Irish after 2nd-half collapse