MMeasurement3/27/2026Machining process and parametric geometric characterization of functional edges in valve spoolsYiqian Cai·Xudong Pan·Haoran Zhang·Yuefeng LiRead at MeasurementTagsTribology and Lubrication EngineeringMechanical EngineeringProcess (computing)Characterization (materials science)MachiningParametric statisticsParametric designProcess variableParametric model