c.选定数据，点击Fit linear”,直接画出拟合图。 醇Origin7-UNTITLED File Edit View Graph Data ys Iools Format Window Help 0通翻画 Simple Math. 吕品画☒炒通⑧回蹈园 Smoothing ⊙☑☑ FFT Filter 罪Data3 Calculus Subtract p凶 Translate a 1 102.42 日回☒ 92.3 Average Multiple Curves 3 81.4 图 Interpolate/Extrapolate... 4 72.2 5 EFT... 62.35 6 52.3 Fit Linear 7 Fit卫olynomial. 8 9 Fit Exponential Decay 10 Fit Exponential Growth 11 Fit Sigmoidal 12 Fit Gaussian 口 13 14 Fit Lorentzian 15 Fit Multi-pesks 16 17 Non-linear Curve Fit A 18 60 60 70 90 100 110 N p(kPa) c.选定数据，点击“Fit linear”，直接画出拟合图