diffusivity

Diffusivity is an important parameter of the mass transfer process .

扩散系数是传质过程的一个重要参数。

Two new methods for measuring the thermal diffusivity of materials are proposed .

提出了两种测量材料热扩散率的新方法。

Study on moisture diffusivity of high strength concrete after fire

高强混凝土受火后湿扩散特性研究

An Inverse Problem Method for the Transient Measurement of Mass Diffusivity

借助反问题方法实现质扩散系数的快速测量

Comparative result of diffusivity of toluene with different carrying gas flow

不同载带气流量甲苯扩散率实验结果比较

Analysis of the atmospheric diffusivity derived from the second order closure theory

用二阶闭合理论确定的大气扩散系数的分析

Measuring thermal diffusivity of solid materials by laser optical beam deflection method

关于利用激光光束偏转法测量热扩散率的研究

Analysis of thermal diffusivity measurements of composite films by periodic heating method

周期热流法测量复合膜热扩散率的分析

Measurement of thermal diffusivity of solid materials using an infrared thermal wave imaging method

红外热波成像法测量固体材料热扩散率

Diffusivity of chloride ion in concrete and its electrochemical measuring method

氯离子在混凝土中的扩散性及其电化学测试方法

Establishing new model for prediction of diffusivity is now a key and hot research area .

近年来，开发高效实用的扩散系数预测模型成了迁移研究的一个重点方向。

Using diffusion depth , diffusivity for each samples was calculated .

利用扩散深度，计算得到每枚样品的扩散系数。

Measurement of Soil Water Diffusivity by the One-step Method

用一次加压法测定土壤扩散度

Algorithm for Image Enlargement Based on Diffusivity Function

基于扩散率函数的图像放大算法

There is a maximum of the surface diffusivity in high surface coverage .

在表面覆盖度比较高时，表面扩散系数有一极大值。

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

Linear method on measurement of thermal diffusivity by PTR technology

PTR技术测量材料的热扩散系数的线性化方法

Study on relationship between moisture diffusivity and fire spalling of high strength concrete

高强混凝土湿扩散与火灾爆裂关系研究

Diffusivity and Hydraulic Conductivity Using Reverse Evaluation Based on Multi-object Optimization Genetic Algorithm

基于多目标遗传算法反求土壤的扩散率与导水率

Preliminary study of in-situ measurement of chloride diffusivity in concrete

混凝土中氯离子扩散系数原位测量研究

The international comparative study on pulse thermal diffusivity measurements

通用热扩散率测试技术的国际比对

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

Diffusivity of chloride in concrete in different stress states

不同应力状态下混凝土抗氯离子侵蚀的研究

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

激光脉冲法研究半透明PI/SiO2薄膜的热扩散率

The water diffusivity of different texture soils in the Loess Plateau

黄土高原几种质地土壤的水分扩散率

Experimental Study of the Hydraulic Diffusivity of Unsaturated Saline Soil

非饱和含盐土壤水扩散系数试验研究

Molecular Dynamics Simulation on Diffusivity of Pure CO_2 System

纯CO2体系扩散性质的分子动力学模拟

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

An Automatic Measurement System of Liquid Diffusivity

溶液扩散系数自动测量系统

Study on Measuring Diffusivity of Materials by Pyroelectric Effect

激光光热释电效应测量材料热扩散率的研究