以下哪个是增强技术遵循的准则?

以下哪个是增强技术遵循的准则?

A.Restricting and hindering dislocation motion renders a material harder and stronger.

B.Restricting and hindering dislocation motion decreases the hardness of a material.

C.Restricting and hindering dislocation motion are not related to the hardness of a material.

D.Restricting and hindering dislocation motion are not related to the toughness of a material.

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