滚子

• Verification regulation of standard tapered roller tester
  圆锥滚子标准件测量仪检定规程
• Specification for instrument precision rolling bearings ball bearings
  仪器用精密滚子轴承
• Fatigue testing - power transmission roller chain ; errata
  疲劳试验.动力传动滚子链.勘误表
• Angular contact ball bearings pillow block bearings
  英制圆锥滚子轴承
• A and ca550 and 620 roller chains , attachments , and sprockets
  A ca550 620滚子链,附件及链轮
• Hooks for meat and other food ; tubular track roller hook
  肉和其它食品用悬挂钩.管轨滚子挂钩
• Steel roller chains , types s and c , attachments and sprockets
  S型和s型钢制滚子链条附件和链轮
• Steel bushed rollerless chains , attachments , and sprocket teeth
  钢套筒无滚子链,附件及链轮齿
• Theoretical research on crowned design of roller bearing
  滚动轴承滚子凸度设计的理论研究进展