transfer of water vapor

The water transfer properties include water vapor and water drop permeability, hygroscopicity and moisture retention of material.

乙酰化能降低材料的结晶度：水传递特性包括水汽、水滴的渗透以及材料的吸湿与保湿性能。

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As to the same soil, when the water source doesn't have much free water and the water contents gradient is relatively greater, the ratio of water vapor transfer is much greater;

对于同一种土，水源端自由水含量较小，而含水量梯度相对较大，则气态水迁移量所占比西安建筑科技大学硕士论文例将越大；

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The thesis studies the theories of water vapor transfer in unsaturated soil, and gets the water contents equations of water vapor transfer in unsaturated soils.

本论文进行了非饱和土气态水迁移的理论研究，得到非饱和土中气态水迁移引起的含水量变化方程。

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Simulation of Transfer of Water-vapor-heat in Soil with a Tilled Soil mulch Layer

松土覆盖时土壤内水、汽、热传输的模拟

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The purpose of these tests is to obtain, by means of simple apparatus, reliable values of water vapor transfer through permeable and semipermeable materials, expressed in suitable units.

进行这些试验是为了通过简单的设备获得可信的可渗透材料以及半渗透材料的水蒸气透过值。

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