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Ball bearing
01
球轴承, 滚珠轴承
a type of rolling-element bearing that uses balls to maintain the separation between the bearing races, reducing friction and enabling smooth rotation
ball bearing
n
例子
Aerospace applications utilize ball bearings in aircraft engines, landing gear systems, and control surfaces.
The bicycle's smooth operation is attributed to the ball bearings in its wheel hubs and bottom bracket.
Industrial machinery relies on ball bearings to reduce friction and facilitate the movement of rotating parts.
The function of a ceiling fan is improved by ball bearings, allowing quiet and continuous rotation of the fan blades.
Electric motors benefit from ball bearings to ensure efficient and quiet rotation of the motor shaft.
