阳极氧化层的硬度越大，复合膜摩擦学性能越好。

The hardness of anodic oxidation layer is higher, the tribological property of composite coating is better.

youdao

阳极氧化层的硬度越大，复合膜摩擦学性能越好。

The hardness of anodic oxidation layer is higher, the tribological property of composite coating is better.

youdao