Experiment: Rub two items with identical pressure, first with dry surfaces, afterwards with some drops of water between the contact surfaces - the resistance will feel different!
实验：两个项目具有相同的压力擦，先用干燥的表面，随后与接触面之间的一些水珠-的电阻会觉得有所不同！
Experiment: Rub two items with identical pressure, first with dry surfaces, afterwards with some drops of water between the contact surfaces - the resistance will feel different!
实验：两个项目具有相同的压力擦，先用干燥的表面，随后与接触面之间的一些水珠-的电阻会觉得有所不同！
应用推荐