The wear of the roll surface has been analyzed in the view of wear mechanism.

从磨损机理的角度分析了造成型钢轧辊辊面磨损的原因；

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

I'm as fast as the roll surface are good, quietly picked up a skin with a spoon to dig a little stuffing, wrapped up.

我以最快的速度把面都擀好了，悄悄拿起一个皮，用勺子挖了一点馅儿，包了起来。

youdao

For ten minutes they surface and roll around our open boat, one diving literally under my feet.

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Then, on a smooth. flour-free surface, roll the ball under the palm of your hand until the dough is smooth and firm -- about 1 minute.

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If you could put a ball on this hypothetical surface, it would not roll - even though it appears to have slopes.

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