The principle of varying contact rolling technology is introduced.

阐述了变接触轧制技术的原理。

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The textured surfaces exist oxidation wear, abrasive wear and adhesive wear in the condition of line contact rolling.

在线接触滚动过程中，存在氧化磨损、磨粒磨损和黏着磨损。

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Both shot peening and contact rolling belong to the cyclic elastic-plastic deformation process under the action of Hertz stress.

喷丸过程和随后的接触疲劳滚压过程同属在赫兹应力作用下的循环弹塑性应变过程。

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This included more rolling of the eyes, sighing and lack of eye contact.

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Rovio worked with U.K. games publisher Chillingo to polish the animation and work out a plan to keep rolling out new updates, so Rovio could stay in contact with its players.

FORBES: Magazine Article

The contact shook the ball loose and it appeared to hit Williams' foot before rolling out of bounds.

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