thermal diffusivity

The effect of thermocouple response on measurement of thermal diffusivity by laser pulse method

热电偶响应对激光脉冲法测量热扩散率的影响

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Photothermal signals from anisotropic media, which is irradiated by a modulated laserbeam, are analyzed in the second part. The temperature field and thermal diffusivity tensor of anisotropic media is theoretically studied.

第二部分分析了各向异性介质受调制激光束辐照下产生的光热信号，理论上推导各向异性介质的温度场以及热导率张量；

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Select Plastic Material with large thermal diffusivity.

选择热扩散系数大的塑料.

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Study on Automated Test System of Thermal Diffusivity of Thin Films Based on AC Calorimetric Method

基于交流量热法的薄膜热扩散率自动测试系统的研究

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A New Thermal Probe Method for Determining Thermal Conductivity Based on the Minimal Dispersion of Thermal Diffusivity

据热扩散率最小离散度确定导热系数的新热探针法

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In materials marked by low thermal diffusivity, the absorption is good.

热扩散率低的物质吸收性好.

词典精选例句

Variation of Soil Temperature and Thermal Diffusivity in Vegetated and Bare Sand Dunes in Arid Desert Region

沙漠地区人工固沙植被对土壤温度与土壤导温率的影响

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Research of Soil Thermal Diffusivity and Liquid Water Flux Density at linfen City

临汾市土壤热扩散率和液态水通量密度研究

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Thermal conductivity, thermal diffusivity and volume specific heat were studied using the transient plane source method.

采用瞬态平面热源法,研究了毛细芯的导热系数 、 热扩散系数和单位体积热容.

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Simultaneous temperature and thermal diffusivity measurement of ultra-high temperature material based on multi-spectral technique

基于多光谱技术同时测量超高温材料的温度和热扩散率

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Specific heat, thermal diffusivity and thermal conductivity of li_2b_4o_7 single crystal

Li2B4O7晶体的比热、导温和导热性能

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The influence of carbon content. nickel content in binder and temperature on the thermal diffusivity of WC-Co-Ni hard metals were studied.

本文研究了配碳量、粘结相中镍含量和温度对WC－Co－Ni硬质合会热扩散事的影响。

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Thermal conductivity and specific heat decrease while thermal diffusivity increases with the increase of space-holder addition.

随着造孔剂添加量的增大,毛细芯的导热系数和单位体积热容显著减小,热扩散系数明显增大.

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In heterogeneous anisotropic materials the thermal diffusivity cannot be described by a single number.

在各向异性的非均质物质中,热扩散率不可能用一个简单数字来表达.

词典精选例句

When the front surface of the specimen is radiated by a laser pulse, the thermal diffusivity a can be obtained by the temperature rising history of the rear surface of specimen ( i.e. Parker's method).

当样品的前表面被一束脉冲激光照射时，可从样品后表面的温升历程得到热扩散率，此即Parker的方法。

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The thermal diffusivity can be extracted from the time dependence of the two thermal resistances cooling in free air.

通过分析两个长度相同、宽度与厚度相同梁的瞬态冷却特性，获得其冷却时的温度衰减时间常数，便可以提取出表面加工多晶硅薄膜的热扩散系数。

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This paper mainly studies on the thermal diffusivity and thermal conductivity by PTR method.

本文主要用光热辐射（PTR）技术理论来研究材料的热扩散系数和热导率。

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Study on the Thermal Diffusivity and Thermal Conductivity by PTR Method

PTR方法对材料热扩散率和热导率的研究

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Applicable environmentrovided with favorable electromagnetic compatibility prevent electromagnetic interference function of good thermal diffusivity, reliable performance.

具有良好的电磁兼容性,不会对周边环境造成电磁干扰.灯具整体温度低,散热性好, 性能稳定.

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Computerized laser thermal diffusivity measure-ment apparatus

计算机运控的激光热导仪的研究

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