Elasticity

Elasticity is the ability of a body to resist a distort […]

指甲划伤

A mark of abrasion on a surface by human fingernail

Fracture

This type of deformation is also irreversible A break o […]

Frame

A structure supporting or containing something

Friction

The force that makes it difficult for things to move fr […]

Hand abrasion

A special abrasion between the product surface and huma […]

触觉摩擦学

Form of interaction involving touch and the process of […]

Hardness

Determination of the surface’s or coating’s resistance […]