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标签: material
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- Viscosity refers to the ability of a material to return to its original, initial size shape once an external load or force is re
- There are two factors influence the density of material.
- Following material is not sorted to silicates.
- Material with high bonding energy has low thermal expansion coefficient.
- A ductile material will be ductile forever.
- A material with high bonding energy has low thermal expansion coefficient.
- A material subjects to a deformation under force and can go back to its original shape. We call the material undergoes an elasti
- High temperature may change a ductile material into brittle.
- A brittle material has very little plastic deformation.
- The（）the stress is applied to the material, the less cycle it will endure before its failure.