PTC material, which has the property of positive temperature coefficient, is a kind of widely used electronic material.
PTC材料 （正温度系数热敏材料 ）具有电阻率随温度升高而增大的特性 ，是一种应用广泛的电子材料。
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。
Resettable fuse, also known as polymer positive temperature thermistor PTC, is a polymer with conductive particles such as composition.
自恢复保险丝又称为高分子聚合物正温度热敏电阻ptc，是由聚合物与导电粒子等构成。
The results show that the composite exhibits percolation threshold effect, positive temperature effect and nonlinear volt ampere characteristics.
实验结果表明，材料具有明显的渗滤效应、正温度系数效应和非线性伏安特性。
Fitting a positive temperature coefficient part (PTC) was very useful to improve the overcharge performance and short circuit safety performance.
在电池内装置正温度系数端子(PTC)，可提高电池的耐过充性和短路安全性。
PTCR (positive temperature coefficient of resistance) is a type of temperature sensitive material which possesses positive temperature coefficient.
是一种具有正温度系数的热敏陶瓷材料。
The construction, work principle and characteristics of the temperature limited PTC(positive temperature coefficient) heating cable are briefly presented.
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；
Thereby a semiconductive material has been developed with positive temperature coefficient of resistivity and with higher operating temperature for cables.
借此制成一种电阻的温度系数为正、工作温度较高的半导电电缆料。
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。
The phenol adsorption changes also from positive temperature effect to negative temperature effect with increase of SDS concentration when the temperature rises.
随sds浓度的增加，土对苯酚的吸附也由增温正效应向增温负效应转变。
The critical plastic strain for the onset of serrations has a negative or positive temperature coefficient within the temperature region lower or higher than Tt.
在该温区内，应变速率敏感性出现了负值， 强度出现了一个平台；
The factors such as matrix and technology that influence the thermal stability of polymeric composite PTC(Positive Temperature Coefficient) material were studied.
研究了基体、工艺等影响高分子复合型PTC材料稳定性的因素。
It has many representations on the three basic laws of thermodynamics, but their presuppositions are often conclusions under the positive temperature and the isolated system.
热力学三个基本定律的表述繁多，但其前提常常是正温度条件下孤立系统的结论，鲜见有关于负温度系统下的有关表述。
The invention relates to an electronic component for over-current protection, in particular to a polymer positive temperature coefficient (PTC) chip and the application thereof.
本发明涉及一种用于过流防护的电子元器件，公开了一种高分子PT C芯片及其应用。
Positive temperature coefficient (PTC) thermistor and triple frequency harmonic filter can reduce zero sequence voltage when a nonlinear resistance is used to prevent ferroresonance.
在非线性电阻消谐方式下，正温度系数(PTC)热敏电阻和三次谐波滤波器可以较好地解决零序电压偏高的问题。
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。
In other words, t surrounding ds has to be greater than zero, and of course temperature is always positive.
换句话说这就意味着，环境温度T乘以dS必须大于零，当然环境温度t是正的。
Positive vertical temperature gradient in concrete and steel superstructures.
混凝土和钢筋上部结构正垂直温度梯度。
The albedo was positive correlation with maximum temperature.
反射率与最高温度呈正相关。
Although a fog system cannot control or affect all variables, it can have a positive impact by regulating the temperature, humidity and moisture content within the greenhouse.
虽然雾系统无法控制或影响的所有变量，它可以有一个调节温室内的温度，湿度和水分含量产生积极的影响。
Both net fluxes and concentrations of phosphine had obviously positive correlation with temperature.
磷化氢的净通量和浓度与温度均呈显著正相关。
Liver cancer mortality in-creased with the decreasing of altitude, while the mortality had positive correlation with temperature, rainfall and evaporation.
肝癌死亡率随海拔高度的增加而降低，而与温度、降雨量、地面蒸发量呈显著正相关。
Due to the strong positive correlation between temperature and precipitation in China, the partial correlation method is thus better than Pearson correlation method.
由于温度和降水在中国存在很强的正相关性，因此在相关分析中宜采用偏相关分析方法。
It indicate that the organic maturation is of positive correlation with temperature and heating time, but pressure raise restrains maturation and evolution of organic matter.
说明有机质的成熟度与温度和加热时间成正相关，而压力增加抑制了有机质的成熟演化。
The results showed that soil evaporative capacity of walnut forest land was positive correlation to average temperature of month.
结果表明：黄土高原核桃林地土壤蒸发量与月均温呈正相关关系。
The experiment on the influence of drying temperature of the dry charged positive plates after formation on the starting ability of battery was conducted.
本文主要对干荷正极板化成后的干燥温度对电池起动性能的影响进行了探讨性的试验。
There was a sharp positive interaction between soil temperature and moisture to K.
温度、水分对矿化速度有明显的正交互作用。
There was a sharp positive interaction between soil temperature and moisture to K.
温度、水分对矿化速度有明显的正交互作用。
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