该滚动构件的接触表面的一部分可被构造成具有给定的表面粗糙度以提供足够的牵引。
A portion of the contact surface of the rolling component may be configured with a given surface roughness to provide sufficient traction.
该滚动构件的接触表面的一部分可被构造成具有给定的表面粗糙度以提供足够的牵引。
A portion of the contact surface of the rolling component may be configured with a given surface roughness to provide sufficient traction.
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