Experiments show that the two-loop Servo System has good performances in speed and position control.

实验表明：双闭环的永磁数字交流伺服系统拥有很高的速度和位置控制性能。

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Double closed loop control is implemented with increment encoder through signal of speed and position.

采用增量式编码器，通过速度及位置信号进行双闭环控制。

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The rotor flux orientation method of induction motors is based on the feedback of rotor speed and position.

异步电机转子磁场定向控制依赖于电机转子角速度的反馈和位置测量。

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What it means is if you'd release a rock at that location one second before with a certain speed that we can calculate, it would've ended up here with precisely the position and velocity it had at the beginning of our experiment.

它的意义在于,若在该处以特定速度抛出一个物体,这个速度可通过计算得到,一秒之后,物体会运动至我们设定的起点,并且速度为我们设定的初速度

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The information is now crowdsourced, meaning Apple will judge traffic by looking at your speed and position (not to mention, millions of other commuters with iPhones).

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Using the footage and the location of an impact into Lake Chebarkul, Jorge Zuluaga and Ignacio Ferrin, from the University of Antioquia in Medellin were able to use simple trigonometry to calculate the height, speed and position of the rock as it fell to Earth.

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Seat belts could, in the 100 milliseconds of a crash, avoid breaking an old lady's ribs by calibrating how much force to apply to a body after gathering sensor data on the car's speed and deceleration and the weight and position of the occupant.

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