主轴承 | BabelNet

ZH主轴承Noun

In a piston engine, the main bearings are the bearings which hold the crankshaft in place and allow it to rotate within the engine block.

bn:02193017n Concept

The stationary support in a machine or power tool that supports and drives a revolving part (as a chuck or the spindle on a lathe)

头座

bn:00043349n Concept