A lubricating oil composition of the invention contains a first base oil having a kinematic viscosity at 100 degrees C in a range from 0.6 mm2/s to 3.5 mm2/s and a first poly(meth)acrylate having a mass average molecular weight in a range from 3×104 to 5×104.
本发明的一种润滑油组合物含有第一种基础油和第一种聚(甲基)
丙烯酸酯,前者在 100 摄氏度时的运动粘度在 0.6 mm2/s 至 3.5 mm2/s 之间,后者的质量平均分子量在 3×104 至 5×104 之间。