空心圆锥滚子轴承可用油冷却滚子，使温升降低，从而提高了允许的转速。
Hollow tapered roller bearings available oil cooling roller, so that temperature rise reduced, thereby increasing the speed allowed.
空心圆锥滚子轴承可用油冷却滚子，使温升降低，从而提高了允许的转速。
Hollow tapered roller bearings available oil cooling roller, so that temperature rise reduced, thereby increasing the speed allowed.
应用推荐