positive temperature coefficient [热] 正温度系数 ; 温度系数 ; 正向温度系数
positive temperature coefficient thermistor 正温度系数热敏电阻
positive temperature coefficient of resistance 电阻的正温度系数 ; 电阻正温度系数 ; 正温度系数
Positive temperature coefficient thermistors 正温度系数热敏电阻器
Positive Temperature Coefficient Effect 正温度系数效应
positive temperature coefficient heater 正温度系数加温器
Directly heated positive temperature coefficient 直热式正温度系数
positive temperature coefficient resistance effect 正温度系数电阻效应
The results showed that the composites exhibited percolation threshold effect and positive temperature coefficient effect.
实验结果表明：复合材料具有明显的渗滤效应及正温度系数效应。
The packaging materials and processes of positive temperature coefficient (PTC) devices made up of the composite of polyethylene and carbon black(PE/CB) for over current protection were studied.
用环氧和有机硅树脂涂料对由聚乙烯／炭黑（PE／CB）制备的正温度系数（PTC）电路保护元件的表面处理及其工艺进行了研究。
Direct current electromagnet is extensively used as electromagnet controlling element. PTC element is a ceramic thermistor with positive temperature coefficient.
直流电磁铁是广泛应用的电磁控制元件，PT C元件是具有正温度系数特性的半导体陶瓷热敏电阻。
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