热释电型探测器实际是一种对温度敏感的传感器。
Pyroelectric detector is actually a sensor sensitive to temperature.
而如何准确的判别火灾火焰，是图像型火灾探测技术的关键部分。
How to judge the fire flame is the key of image-type fire detecting technology.
而如何准确的判别火灾火焰，是图像型火灾探测技术的关键部分。
How to judge the fire flame is the key of image-type fire detecting technology.
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