The four-axle 3D numerical controlled rolling-forging machining technology for die impression is studied and developed.
研究开发了辊锻模膛四轴三联动数控加工技术。
2
Four row circular cone roller bearings its performance and double row circular cone roller bearings basic same but may withstand the bigger radial direction load and the two axle to the load.
四列圆锥滚子轴承其性能与双列圆锥滚子轴承基本相同，但可承受更大的径向载荷和双轴向载荷。
3
Four row circular cone roller bearings its performance and double row circular cone roller bearings basic same, but may withstand the bigger radial direction load and the two axle to the load.