At the same time, water-swellable paper fibers, under pressure, paper structure will become more closely, so that the business card printing and membership card and putting it in production.

• 同时，纸张纤维吸水扩张后，在不抬力功用下，纸张布局会变得更精密，从而使制卡和会员卡制作适性获得恶化。