Therefore, the roll surface is extremely hard and brittle and it is thermally unstable. In addition, it is highly crack sensitive because of the high hardness.

因此，辊子表面有极高的硬度、脆性及热不稳定性。另外，由于高的硬度使之具有高的裂纹敏感性。

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Therefore, the roll surface is extremely hard and brittle and it is thermally unstable.

因此，辊子表面有极高的硬度、脆性及热不稳定性。

youdao

Therefore, the roll surface is extremely hard and brittle and it is thermally unstable.

因此，辊子表面有极高的硬度、脆性及热不稳定性。

youdao