他们在49位大学生参加期终口试之前，把吸水巾在学生的腋下放置一个小时，在这些学生参加书面考试之前再做同样的测试。
They put absorbent pads under the armpits of 49 university students an hour before they took their final oral exam and again as the same students exercised.
绒毛浆的吸水速度直接决定了卫生巾系列产品的性能。
The water absorption velocity of fluff slurry determines the performance of sanitary towel series products directly.
合成擦车巾、仿鹿皮巾是以高分子PVA合成的，具有超强吸水功能的产品。
PVA CHAMOIS is produced by high polymer PVA using special technics, and has function of super absorb water. It is strong and difficult to abrasion.
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