例如，研究人员上周说，他们已经设法从半公里远的一座电视发射台收集了足够了能量给一个小型温度传感器供电。
For example, the researchers last week said they had managed to gather enough energy from a TV station a half-kilometer away to power a small temperature sensor.
遮阳系统配有传感器，不断测量光和温度，然后再通过一个小型电动机的装置机械调节百叶窗。
The solar shading system is fitted with sensors which continuously measure light and heat levels and regulate the shutters mechanically by means of a small motor.
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