The moment of friction of high-speed grease-lubricated rolling bearing determines its power consumption and heat output, and the heat output has a direct effect on its temperature rise.

• 在高速脂润滑滚动轴承中，摩擦力矩的大小决定了轴承的功率消耗和发热量的大小，发热量的大小直接影响轴承的温升失效。