thermal diffusivity of rocks

The measuring thermal diffusivity of film materials by laser photoacoustic backing exciting technique;

利用激光光声技术测量薄膜材料的热扩散率

Theoretical study on thermal diffusivity measurement of semi-transparent materials by the flash method;

闪光法测量半透明材料热扩散率的理论研究

Measurement of thermal diffusivity of SiO_2 thin films using AC calorimetric method;

交流量热法测量SiO_2薄膜的热扩散率

Measurements of Thermal Conductivity and Diffusivity of Loose Coal Using a Hot-Wire Method

热线法同时测松散煤体导热系数及热扩散率

The thermal conductivities and thermal diffusivities of the material must be known.

必须知道各种材料的热导率和热扩散率。

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

Test method for thermal diffusivity of hard metal (carbide)

GB/T11108-1989硬质合金热扩散率的测定方法

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

热扩散率低的物质吸收性好。

These kinds of measurements are necessary for determinations of thermal diffusivities from the thermal conductivity and densities.

根据热导率和密度确定热扩散率必须进行这种测量。

Study on the Sensitivity of thermal diffusivity measurement with the Mirage Effect

用蜃景效应测量热扩散率时精度的研究

Study on Measurement of Thermal Diffusivity of Opaque Material by PTR Method;

不透明材料热扩散率PTR测量方法的研究

Design of the Structure for On-Line Determination of Thermal Diffusivity of Polysilicon Thin Films;

多晶硅薄膜热扩散率在线测试结构的设计

Measuring thermal diffusivity of semi-transparent materials by laser flash method

激光脉冲法测量半透明材料的热扩散率

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

Thermal Diffusivity Research of PI/SiO_2 Films by Laser Flash Method

激光脉冲法研究半透明PI/SiO_2薄膜的热扩散率

testing methods of thermal diffusivity, specific heat capacity and thermal conductivity for high performance ceramics by laser flash method

工程陶瓷材料热扩散率、比热容、导热系数试验方法-激光闪点法

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

薄膜热扩散率的交流量热法自动测试系统的研究

Analysis of effective thermal diffusivity in superlattics measured by MPT;

调制光热技术测量超晶格材料的有效热扩散率的分析

Study on the new method of measuring thermal diffusivity for solid materials by photothermal deflection technique

利用光热光偏转技术测量固体热扩散率的新方法

Limiting the extraction of great amount of heat from the underground even more is the low thermal conductivity and low thermal diffusivity of rocks.

由于岩石的热导率和热扩散率都比较低，更加限制了地下热能的大量抽

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