Composite quality check for petroleum and lubricating oils: scores kinematic viscosity, water content and acid value (TAN) against specification limits.
潤滑油運動粘度、水分含量、酸值三項檢測工具,依據GB/T 265、GB/T 260、GB/T 264等標準判定合格與否。適用於潤滑油品質量監測與換油週期評估。