pyroelectric target

例句：

1. 1. The pyroelectric target is used in the detection of temperature changes.
   热电偶靶材用于检测温度变化。
2. 2.The pyroelectric target is a critical component in the sensor system.
   热电偶靶材是传感器系统中的关键部件。
3. 3. The pyroelectric target is sensitive to changes in temperature, making it useful for measuring heat.
   热电偶靶材对温度变化敏感，因此可用于测量热量。