mathematica命令Data={{50,-53},{54.9,-65},{60,-77},{65,-89},{70,-100},{75,-112},{80,-123},{85,-134},{90,-146}}a =ListPlot[data,PlotStylev→PointSize[0.02]]b = Fit[data,{1, t}, t]c = Plot[ b,{t,45,95}]Show[ a, c, AxesLabel→{ " t /K" , "ΔV /mV" }]
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![mathematica命令Data={{50,-53},{54.9,-65},{60,-77},{65,-89},{70,-100},{75,-112},{80,-123},{85,-134},{90,-146}}a =ListPlot[data,PlotStylev→PointSize[0.02]]b = Fit[data,{1, t}, t]c = Plot[ b,{t,45,95}]Show[ a, c, AxesLabel→{](/uploads/image/z/3773137-49-7.jpg?t=mathematica%E5%91%BD%E4%BB%A4Data%3D%7B%7B50%2C-53%7D%2C%7B54.9%2C-65%7D%2C%7B60%2C-77%7D%2C%7B65%2C-89%7D%2C%7B70%2C-100%7D%2C%7B75%2C-112%7D%2C%7B80%2C-123%7D%2C%7B85%2C-134%7D%2C%7B90%2C-146%7D%7Da+%3DListPlot%5Bdata%2CPlotStylev%E2%86%92PointSize%5B0.02%5D%5Db+%3D+Fit%5Bdata%2C%7B1%2C+t%7D%2C+t%5Dc+%3D+Plot%5B+b%2C%7Bt%2C45%2C95%7D%5DShow%5B+a%2C+c%2C+AxesLabel%E2%86%92%7B+%22+t+%2FK%22+%2C+%22%CE%94V+%2FmV%22+%7D%5D)
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