A Complete Collection of 100000 Whys
Fav十万个为什么
为什么订书钉弯曲装订？
简单的摘要：订书钉弯曲装订的原因主要是利用材料特性、便于穿透纸张以及形成稳定的订合结构。
1、订书钉通常采用具有一定韧性和延展性的金属材料制成，在受到外力作用时，可以发生弯曲变形而不断裂，这种材料特性使得订书钉能够被压弯并穿透纸张。
2、订书钉弯曲装订时，钉脚在穿透纸张后，会被进一步压弯并钩住纸张，形成稳定的订合结构，防止纸张脱落。
3、弯曲的钉脚可以增加与纸张的接触面积，提高摩擦力，从而增强装订的牢固性，使纸张不易散开。
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