In this paper, the expression of the geometric distortion after the along-track motion compensation is derived. Then a method is presented for geometric distortion correction.

对沿航向运动补偿后的几何形变量进行了推导，提出一种校正沿航向运动补偿后几何形变的方法。

youdao

So the sign of the number is adequate to keep track of my motion.

所以数字的符号对于记录运动足够了

耶鲁公开课 - 基础物理课程节选

Scientists who favor this theory point to the fact that monkeys have special neurons that track the motion of hands.

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When energy is needed, the cars are released, and as they run back down the track their motion drives a generator.

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The controller also features a light bar, which means a new PlayStation camera can more easily track the device for motion control.

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