Study on Film Characteristics of Piston-Cylinder Interface of High Pressure Common Rail Radial Piston Pump with Viscosity-Temperature-Pressure EffectBo Qi, Yong Zhang, Guoyou Meng and Yao DingMATEC Web Conf., 256 (2019) 02007DOI: https://doi.org/10.1051/matecconf/201925602007