mptfBNC²³⁶²¹³⁺¹ 例句 In order to reduce the thermal dissipation from the pyroelectric film to the substrate and meet the needs of integration with silicon, the multi layer pyroelectric thin film MPTF was introduced. 为解决热释电薄膜红外探测器中的热损失问题，引入了复合热释电薄膜的概念。 它利用多孔二氧化硅具有的低热导率特点，有效地减少了热量从热释电层向衬底的热扩散。 cnki