温度系数 [物] temperature coefficient ; TCR ; TAD Temperature Coefficient ; temperature factor
负温度系数 ntc ; [物] negative temperature coefficient ; coefficient, negative-temperature ; negative temperature factor
正温度系数 PTC ; [热] positive temperature coefficient ; PTAT ; Positive temperature coefficient of electricity
电阻温度系数 temperature coefficient of resistance ; TCR ; resistance temperature coefficient ; temperature resistance coefficient
负温度系数热敏电阻 NTC ; negative tempperature coefficient thermistor ; Negative Temperature Coefficient resistance
正温度系数热敏电阻 PTC ; positive temperature coefficient thermistor ; [电] posistor ; PTCR
聚合物正温度系数 PPTC ; PolySwitch PPTC
电动势的温度系数 temperature coefficient of electromotive force
传声器温度系数 [电子] microphone temperature coefficient ; temperature coefficient of microphone
频率温度系数 temperature frequency coefficient ; Frequency Temperature Coefficient ; ppm
简要介绍了自限温型PTC（正温度系数）电热带的结构、工作原理及性能特点；
The construction, work principle and characteristics of the temperature limited PTC(positive temperature coefficient) heating cable are briefly presented.
求算了巷道风温恒定时岩体壁面温度、岩体与空气的非稳态热交换系数和围岩调热圈厚度。
The temperature of tunnel wall, coefficient of unsteady heat exchange and thickness of heat-adjusting layer at constant air temperature in a tunnel are calculated.
结果表明，开关膜的接枝率对膜的过滤通量、温度感应开关系数和膜孔径感温变化倍数都有十分重要的影响。
The results showed that the grafting yield heavily affected water flux, responsiveness coefficient and thermo-responsive gating factor of membrane pore size.
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