Softwood pulp was used to make overlay paper for determining the effects of beating degree and drying condition on water receptivity and wet tensile strength.

• 以进口的针叶木浆为主要原料研究不同的打浆度、干燥条件对表层纸吸水高度的影响,探索了阴离子型物质和湿强剂用量对表层纸湿强度的影响。