Including two root, its surface as water roller transfer with hydroscopicity better water roll chemiluminscent.

一般均为两根, 它的表面同传水辊一样包有吸水性比较好的水辊绒.

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At the same time both hydroscopicity there are bigger differences between fiber fast - absorbing water absorption, coatings.

同时两者的吸水性也存在比较大的差别,纤维吸水快, 涂料吸水慢.

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For card printing and membership card manufacturing of printer materials desirable hydroscopicity, synthetic paper as well.

供制卡和会员卡制作用的承印材料最好是有吸水性的纸 、 合成纸也适用.

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