沥青针入度指数计算表

样品名称T(℃)152530样品来源P17.737.053.5检测时间lgP1.24801.56821.7284项KAlgPenPIAlgPenT800T1.2ΔT数值0.76760.0321.538566.73-21.5188.25lgP=K+AlgPen*Ty=a+bxa=Kb=AlgPen针入度指数y=0.032x+0.7676R²=11.00001.10001.20001.30001.40001.50001.60001.70001.8000101520253035lgP温度（℃）直线回归计算图