模拟结果表明，非对称管式陶瓷超滤膜毛细过滤成膜厚度并不总是和吸浆时间成正比。
A model is derived for describing the capillary filtration process of asymmetrical tubular ceramic ultrafiltration membranes from the filtration and capillary function theory.
添加剂使石膏的凝结时间略有延长，添加剂的加入使石膏模型的吸浆厚度略有减小；
The set time of plaster mould by adding additives is almost the same as usual. The ability of plaster mould to resist alkali corrosion increases by adding additive.
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