干缩湿胀：当木材含水率降到纤维饱和点以下时，木材蒸发的水分由细胞腔内的自由水变为细胞壁内的吸着水，由于吸着水的减少，导致木材细胞壁的缩小，从而木材外形尺寸变小，这就是干缩；同理，过程反过来就是湿胀。 干缩和湿胀是两个形容词，主要是针对木材或其他材质因含水量而产生体积变化是形容而用。常用于地板，木门施工时烤焦的一个指标。
...干缩湿胀，动态吸着 [gap=2976]non-equilibrium state, relative humidity, adsorption process, sorption isotherm, hygroexpansion, dynamic sorption ...
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本文着重对重要人工林树种杉木木材的干缩湿胀性质进行了研究。
The paper discussed shrinkage and swelling of plantation Chinese Fir wood which is one of important plantation species in China at present.
本文在分析了大量文献的基础上，简述了国内外木质材料干缩湿胀性的研究成果，并提出了一些对家具制造具有实用价值的措施。
This paper reviewed the domestic and foreign studies on wooden materials' shrinkage and bulking, and put forward some valuable measures in furniture making.
结果表明：与水泥相比，碱激发粉煤灰胶凝材料具有良好的抗硫酸侵蚀性、湿胀小、干缩大。
The results showed that alkali-activated fly-ash cementing material has good sulphuric acid resistance and low bulking factor and high drying shrinkage against ordinary Portland cement.
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