negative temperature coefficient
英 [ˈneɡətɪv ˈtemprətʃə(r) ˌkəʊɪˈfɪʃnt]
美 [ˈneɡətɪv ˈtemprətʃər ˌkoʊɪˈfɪʃnt]
负（零下）温度系数; 缩写为NTC
双语例句
- Study on Characteristic between Resistance and Temperature of Negative Temperature Coefficient
关于负温度系数热敏电阻R-T特性的探讨 - Negative temperature coefficient thermistor ceramics
陶瓷加湿器，用于散热器负温度系数热敏电阻瓷 - Negative Temperature Coefficient of Resistance of Nb-doped SnO_2 Ceramics
铌掺杂氧化锡陶瓷的电阻负温度系数特性 - Additional poison erbium makes prompt negative temperature coefficient much more negative.
添加毒物铒将大大增加铀氢锆堆芯的瞬发负温度系数的绝对值。 - Negative temperature coefficient humidity sensitive resistor
负温度系数湿敏电阻器 - Warmth, oxygen from sunlight and wetness. negative temperature coefficient humidity sensitive resistor
温度、氧气、闭光和湿度。负温度系数湿敏电阻器 - Investigations on the Electrical Properties of the Negative Temperature Coefficient Composite Thermistors
双相复合负温度系数热敏材料的电性能研究 - Based on negative temperature coefficient resistance ( NTCR), a fine multiple channel temperature measurement system was designed.
以负温度系数热敏电阻为核心器件设计了多通道高精度温度测量系统。 - The Research of Preparation for Ni-Mn-O Negative Temperature Coefficient Thermistor by Coprecipitation and Sintering Process
共沉淀法制备Ni-Mn-O系负温度系数热敏陶瓷及烧结工艺研究 - The study shows that the absolute value of prompt negative temperature coefficient decreases observably along with the increasing of weight percentage of uranium.
研究表明：随着铀质量比的增加，铀氢锆燃料堆芯的瞬发负温度系数的绝对值显著减小； - Hydrothermal Synthesis and Characterization of the Perovskite Niobates; Negative Temperature Coefficient of Resistance of Nb-doped SnO_2 Ceramics
钙钛矿型铌复合氧化物的水热合成及表征铌掺杂氧化锡陶瓷的电阻负温度系数特性 - This paper introduces the properties, mechanism and application of Negative Temperature Coefficient Resistant ( NTCR) temperature sensors, as well as the research and development of NTCR material.
NTC热敏电阻温度传感器本文介绍NTC热敏电阻温度传感器的制作机理和应用，并介绍了NTC热敏电阻的性能及其材料的研制。 - Quasicrystals have many characteristics that Crystals do not have such as low conductance, low thermal conductivity, negative temperature coefficient, magnetic resistant, corrosion resistant, high hardness and low coefficient of friction.
准晶态合金具有许多晶态合金无法比拟的特性，如低电导率、低导热率和负温度系数、抗磁性、高硬度、低摩擦系数和耐蚀性等。 - The resistivity of carbon nanotube/ silicone composite showed strong negative temperature coefficient effect and were sensitivity to force.
在碳纳米管含量较低的情况下就获得了力学性能和电学性能较好的复合材料。其中碳纳米管／硅橡胶复合材料的电阻率具有负温度系数效应和较好的力敏特性。 - This article explains this phenomenon and analyses its physical mechanism and effects of relevant parameters. Finally, it is noted that the oscillation could be avoided if negative temperature coefficient of moderator or core outlet subcooling is increased, or cross-section area of the riser is reduced.
本文针对这一现象，分析了物理机制及参数影响，指出通过加大慢化剂负温度系数，或提高堆芯出口过冷度，或减小烟囱面积，可避免出现这种振荡。 - A method of packaging fiber gratings with the negative temperature coefficient material under high-temperature conditions ( about 70 ℃) is introduced, and the temperature characteristic and long-term stability of packaged fiber gratings are measured.
介绍了利用负温度系数材料并在高温环境下（70℃左右）封装光栅的方法，对封装后的光栅作了温度性能和长期稳定性测试。 - The calculation modle and code are presented at first and then the influence of reactivity insertion rate, reactivity insertion, fuel prompt negative temperature coefficient, heat capacity of the fuel and prompt neutron lifetime on pulse parameters are analysed in the paper.
介绍了铀氢锆反应堆计算模型和程序，分析了反应性引入速率、反应性引入量、燃料瞬发负温度系数、燃料热容和瞬发中子寿命对脉冲参数的影响。 - Under these conditions, no cool flame and negative temperature coefficient phenomenon was observed.
在这样的条件下，异丁烯的氧化溲有冷焰与负温度系数现象。 - The measuring principle of a wind speed sensor which employs a negative temperature coefficient ( NTC) thermistor as detector is described.
介绍了采用负温度系数热敏电阻器为检测元件的风速传感器的测量原理； - The results showed negative temperature coefficient feature of these dependences.
测量这些材料的阻温特性，结果表明这些材料都是负温度系数热敏电阻材料。 - The results showed that the conductivity of the composites increased remarkably and the NTC ( negative temperature coefficient) effect decreased by the surface treatment of CB. The titanate coupling agent possesses the optimum effect.
结果表明，对炭黑（尤其是槽法炭黑）进行表面处理可显著提高复合材料的电导率，减小NTC（负温度系数）效应； - Electrodes of ITO membrance samples are made. The relation between conductance and the temperature is measured by using the character of every instrument in the range of 77K to 780K. The positive and negative temperature coefficient is analyzed by the cause of grain boundary mode.
对ITO薄膜样品制作了电极，巧妙地利用了各种仪器的特点，在77K-780K的温度范围内测量了样品温度与电导率的关系，并对正负温度系数的成因做了分析。 - At the same time, the negative temperature coefficient effect ( NTC) was almost disappeared.
同时，负温度系数效应（NTC）基本消除。 - He measuring results of resistance of the samples gave negative temperature coefficient during total or partial ranges of temperature.
样品的电阻分别在整个测量温度范围内或部分测量温度范围内表现为负的温度系数； - Based on Negative Temperature Coefficient ( NTC) Thermistor and AD μ C847, designing a fine temperature measurement system.
以负温度系数热敏电阻（NTC）和ADμC847为核心器件，研制并设计出一套精密的温度检测系统。 - The BGR voltage has a positive temperature coefficient to cancel the negative temperature coefficient of the β-multiplier.
同时，BGR电压的正温度系数抵消了β乘法器中负温度系数。 - Temperature stability system is controlled by the current direction of TE cooler, with negative temperature coefficient thermistor and PID algorithm, to control the operating temperature of laser.
恒温控制系统的精密调节通过TEC的电流大小和方向来控制，并且配合负温度系数的热敏电阻反馈和PID算法，来实现对激光器工作环境温度的有效合理控制。 - At home and abroad Negative temperature coefficient ( NTC) type thermistor Earth satellite attitude control systems is one of the main types of infrared detectors, Is also the core of the system components, its performance has major impact for the satellite attitude control system.
负温度系数（NTC）热敏电阻型是国内外地球卫星姿态控制系统用主要红外探测器类型之一，也是该系统的核心元器件，其性能对整个卫星姿态控制系统影响重大。 - The negative temperature coefficient thermistor is used as the temperature sensor for temperature sampling.
温度传感器采用负温度系数热敏电阻，进行温度的采样。 - The coat can little deteriorate the characteristics of gratings. A method of packaging fiber gratings using the material of negative temperature coefficient under the high temperature environment was introduced.
◆提出了一种利用负温度系数材料在高温环境下封装光纤光栅的方法。