These variable reluctance, magnetic sensors are the simplest, most economical form of speed sensing.
这些可变磁阻，磁性传感器是最简单，最经济的形式感的速度。
The MLX90217 is a self adjusting digital output rotary position gear tooth sensor designed for use in automotive camshaft sensing as well as other speed sensing applications.
MLX90217是一款自适应调整、数字输出的旋转位置齿轮传感器，可应用于汽车凸轮轴传感器以及其它速度传感器。
By sensing the weight of a vehicle, the company's smart roads can track the speed of each wheel.
通过感知车辆的重量，该公司的智能道路可以追踪每个车轮的速度。
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