In this paper, by studying the dehumidifications of twenty kinds of saturated staple yarns made of cotton, ramie, visco and polyester in a certain atmospherical condition.

• 研究了20种棉、苎麻、粘胶及涤纶纯纺短纤纱达到饱和吸水后在一定的大气条件下的放湿规律．发现它们具有相似的放湿规律。