EDDY DIFFUSIVITY AND TURBULENT STRUCTURES IN BUBBLE COLUMNS The Turbulent Mixing and Double Diffusion in Yellow Sea and East China Sea and Their Seasonal Variation

1、

In boundary layer dynamics, the eddy diffusivity is a important parameter for the wind structure in the planetary boundary layer.

在边界层动力学中，涡动粘性系数是影响边界层风场结构的一个重要参数。

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2、

We analyzed the thermal behavior of the gas content. Gas diffusion and nucleus stability has been discussed based on diffusive equilibrium of the interface.

分析了气核内气体的热力学行为，基于相平衡条件，还讨论了气体扩散与空化核稳定性的关系。

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3、

Design of Diffusion Pump System for Resistance Vacuum Furnace

高温电阻炉扩散泵真空系统的设计

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4、

Development of an automatic testing system for diffusion pump performance

扩散真空泵性能自动测试系统的研制

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5、

Relationship between pumping speed of oil diffusion pump and gases pumped

油扩散泵抽气速率与被抽气体的关系

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6、

There are some reference effect in design of other types of diffusion pump.

对设计其他类型的扩散泵具有一定的参考作用。

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7、

Analysis of the Influencing Factors of Liquid Fuel Mini-scale Diffusion Flame

液体燃料小尺度扩散火焰影响因素分析

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8、

Carbon nanotubes synthesis using diffusion flame is a kind of novel technique.

利用扩散火焰合成碳纳米管是一项新的技术和方法。

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9、

Effects of Magnetic Field on the Characteristics of Diffusion Flame

磁场对扩散火焰特性的影响

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10、

Diffusion Flame Research in Combustion Based on Imaging Process Method

基于图像法研究燃烧过程的火焰扩散

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11、

Modified embedded atom method for simulating the multilayer relaxation and self diffusion of copper

Cu表面弛豫和自扩散机制的修正嵌入原子法模拟

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12、

NMR studies on self diffusion coefficients of lithium ions in PAN based gel

PAN为基凝胶聚合物电解质自扩散系数的NMR研究

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13、

Calculation of Solvent Self diffusion Coefficient in Polymer Solution by Percolation Theory

用渗流理论计算高分子溶液中溶剂的自扩散系数

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14、

A molecular dynamics study of self diffusion on ag ( 100) surface

用分子动力学方法研究Ag（001）表面吸附原子的自扩散现象

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15、

The Microsegregation Mathematical Model for Binary Alloy Based on Coarsening and Back-diffusion

基于枝晶粗化和反向扩散的二元合金微观偏析数学模型

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16、

Conclusion: The phospholipids form the constructure with or without binding the other component such as mucin, and resist the back diffusion of H+ from gastric lumina, ie the gastric mucous barrier.

结论：磷脂在胃粘液层中与粘蛋白等其他成分一起或单独形成结构，阻碍胃腔内H＋逆弥散，构成胃粘液屏障作用。

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17、

The liquidus and solidus in the mushy zone was calculated based on back diffusion and a database for multi-component steel with the thermal-physical parameters depended on composition, temperature and solid fraction.

该模型根据糊状区溶质传输和反扩散理论，基于变热物性参数，采用钢中多组元成分的百分含量计算液、固相线温度。

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18、

The main kinetic effects that can influence microsegregation were accounted for in the modeling including secondary arm coarsening, solid-state back diffusion, primary tip undercooling and variable diffusion coefficients according to temperature.

在显微偏析模型中考虑了树枝晶粗化、固相溶质逆扩散、枝晶尖端过冷、随温度变化的溶质扩散系数等影响显微偏析形成的动力学因素。

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19、

Results from the model show that at high current densities back diffusion of water from the cathode side of the membrane is insufficient to keep the membrane hydrated.

模型研究表明，在高电流密度下从膜阴极侧扩散回的水不足以使膜湿润。

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20、

Studying of Helium mass-spectrometer leak detector with back diffusion

逆扩散型氦质谱检漏仪的研究

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