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        Pyroelectricity (from the Greek pyr, fire, and electricity) is the ability of certain ... Passive infrared sensors are often designed around pyroelectric materials, as the  ...
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    日期:2025-06-03
    Pyroelectricity (from the Greek pyr, fire, and electricity) is the ability of certain ... Passive infrared sensors are often designed around pyroelectric materials, as the  ......