- journal bearing bit
- 滑动轴承: plain bearing
- 钻头: boring crown; bore bit; dril ...
- 滚柱轴承钻头: roller bearing bit
- 干滑动轴承: dry plain bearing
- 滑动轴承: bush bearing; bushing bearing; journal bearing; parallel bearing; plain bearing (insert bearing); plain bearing, sliding-contact bearing; plain bearings; plain friction bearing; plain sleeve bearings; slide baring; slide bearing; sliding bearing; sliding motion bearing; sliding surface bearing
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