我有一个 csv 文件，其中包含我想要用 pgfplots 绘制的信号点。
我的问题是，我以某种方式格式化了 Matlab 导出，以便每个信号的单位都写在标题列下（我希望它保持这种方式，这样我就可以在表格中使用此信息）。现在，当我尝试读出列来绘制我的数据时，我收到错误，它们的单位妨碍了数据的读出。
有没有办法使用标题，同时还能在读取时跳过某一行？这样我就可以读出我的数据，同时跳过单位行/标题。
以下代码是我的代码的 MWE，注释掉的行基本上是提到的单元行，我想在我的表中考虑它。当单元行被注释掉时，代码可以工作，但如果取消注释，就会发生错误。
\documentclass[tikz]{standalone}
\usepackage{pgfplots}
\usepackage{tikz}
\begin{document}
\begin{tikzpicture}
\begin{axis}[grid = major]
\addplot[color=blue]
table[x=t, y=u_C] {
t u_C
%\second \volt
0.000000e+00 1.025483e-02
1.000000e-02 1.067231e-02
2.000000e-02 1.089647e-02
3.000000e-02 1.091086e-02
4.000000e-02 1.070236e-02
5.000000e-02 1.026160e-02
6.000000e-02 9.583387e-03
7.000000e-02 8.667108e-03
8.000000e-02 7.516976e-03
9.000000e-02 6.142264e-03
1.000000e-01 4.557415e-03
1.100000e-01 2.782068e-03
1.200000e-01 8.409701e-04
1.300000e-01 -1.236215e-03
1.400000e-01 -3.415216e-03
1.500000e-01 -5.657576e-03
1.600000e-01 -7.921179e-03
1.700000e-01 -1.016090e-02
1.800000e-01 -1.232933e-02
1.900000e-01 -1.437762e-02
2.000000e-01 -1.625642e-02
2.100000e-01 -1.791680e-02
2.200000e-01 -1.931133e-02
2.300000e-01 -2.039514e-02
2.400000e-01 -2.112699e-02
2.500000e-01 -2.147032e-02
2.600000e-01 -2.139432e-02
2.700000e-01 -2.087488e-02
2.800000e-01 -1.989552e-02
2.900000e-01 -1.844818e-02
3.000000e-01 -1.653390e-02
3.100000e-01 -1.416335e-02
3.200000e-01 -1.135722e-02
3.300000e-01 -8.146375e-03
3.400000e-01 -4.571887e-03
3.500000e-01 -6.847962e-04
3.600000e-01 3.454317e-03
3.700000e-01 7.775987e-03
3.800000e-01 1.220274e-02
3.900000e-01 1.665020e-02
4.000000e-01 2.102837e-02
4.100000e-01 2.524319e-02
4.200000e-01 2.919817e-02
4.300000e-01 3.279623e-02
4.400000e-01 3.594173e-02
4.500000e-01 3.854242e-02
4.600000e-01 4.051163e-02
4.700000e-01 4.177037e-02
4.800000e-01 4.224938e-02
4.900000e-01 4.189119e-02
5.000000e-01 4.065198e-02
5.100000e-01 3.850331e-02
5.200000e-01 3.543363e-02
5.300000e-01 3.144955e-02
5.400000e-01 2.657680e-02
5.500000e-01 2.086087e-02
5.600000e-01 1.436730e-02
5.700000e-01 7.181592e-03
5.800000e-01 -5.913041e-04
5.900000e-01 -8.827941e-03
6.000000e-01 -1.738774e-02
6.100000e-01 -2.611480e-02
6.200000e-01 -3.484017e-02
6.300000e-01 -4.338452e-02
6.400000e-01 -5.156122e-02
6.500000e-01 -5.917973e-02
6.600000e-01 -6.604937e-02
6.700000e-01 -7.198324e-02
6.800000e-01 -7.680237e-02
6.900000e-01 -8.033986e-02
7.000000e-01 -8.244509e-02
7.100000e-01 -8.298774e-02
7.200000e-01 -8.186168e-02
7.300000e-01 -7.898853e-02
7.400000e-01 -7.432086e-02
7.500000e-01 -6.784496e-02
7.600000e-01 -5.958314e-02
7.700000e-01 -4.959542e-02
7.800000e-01 -3.798063e-02
7.900000e-01 -2.487687e-02
8.000000e-01 -1.046119e-02
8.100000e-01 5.051456e-03
8.200000e-01 2.141012e-02
8.300000e-01 3.833062e-02
8.400000e-01 5.549924e-02
8.500000e-01 7.257739e-02
8.600000e-01 8.920707e-02
8.700000e-01 1.050173e-01
8.800000e-01 1.196315e-01
8.900000e-01 1.326747e-01
9.000000e-01 1.437825e-01
9.100000e-01 1.526090e-01
9.200000e-01 1.588353e-01
9.300000e-01 1.621779e-01
9.400000e-01 1.623962e-01
9.500000e-01 1.592993e-01
9.600000e-01 1.527531e-01
9.700000e-01 1.426847e-01
9.800000e-01 1.290879e-01
9.900000e-01 1.120265e-01
1.000000e+00 9.163694e-02
1.010000e+00 6.813077e-02
1.020000e+00 4.179524e-02
1.030000e+00 1.299338e-02
1.040000e+00 -1.783751e-02
1.050000e+00 -5.018880e-02
1.060000e+00 -8.348550e-02
1.070000e+00 -1.170934e-01
1.080000e+00 -1.503285e-01
1.090000e+00 -1.824696e-01
1.100000e+00 -2.127725e-01
1.110000e+00 -2.404867e-01
1.120000e+00 -2.648741e-01
1.130000e+00 -2.852271e-01
1.140000e+00 -3.008880e-01
1.150000e+00 -3.112656e-01
1.160000e+00 -3.158511e-01
1.170000e+00 -3.142304e-01
1.180000e+00 -3.060947e-01
1.190000e+00 -2.912475e-01
1.200000e+00 -2.696106e-01
1.210000e+00 -2.412282e-01
1.220000e+00 -2.062711e-01
1.230000e+00 -1.650406e-01
1.240000e+00 -1.179738e-01
1.250000e+00 -6.564866e-02
1.260000e+00 -8.790385e-03
1.270000e+00 5.172491e-02
1.280000e+00 1.148688e-01
1.290000e+00 1.794650e-01
1.300000e+00 2.442021e-01
1.310000e+00 3.076558e-01
1.320000e+00 3.683229e-01
1.330000e+00 4.246655e-01
1.340000e+00 4.751626e-01
1.350000e+00 5.183658e-01
1.360000e+00 5.529519e-01
1.370000e+00 5.777679e-01
1.380000e+00 5.918634e-01
1.390000e+00 5.945073e-01
1.400000e+00 5.851913e-01
1.410000e+00 5.636205e-01
1.420000e+00 5.296980e-01
1.430000e+00 4.835085e-01
1.440000e+00 4.253058e-01
1.450000e+00 3.555115e-01
1.460000e+00 2.747259e-01
1.470000e+00 1.837547e-01
1.480000e+00 8.365076e-02
1.490000e+00 -2.423406e-02
1.500000e+00 -1.381940e-01
1.510000e+00 -2.561251e-01
1.520000e+00 -3.755095e-01
1.530000e+00 -4.934455e-01
1.540000e+00 -6.067399e-01
1.550000e+00 -7.120641e-01
1.560000e+00 -8.061604e-01
1.570000e+00 -8.860643e-01
1.580000e+00 -9.493014e-01
1.590000e+00 -9.940179e-01
1.600000e+00 -1.019022e+00
1.610000e+00 -1.023740e+00
1.620000e+00 -1.008102e+00
1.630000e+00 -9.724051e-01
1.640000e+00 -9.171655e-01
1.650000e+00 -8.430038e-01
1.660000e+00 -7.505677e-01
1.670000e+00 -6.405062e-01
1.680000e+00 -5.134983e-01
1.690000e+00 -3.703422e-01
1.700000e+00 -2.121083e-01
1.710000e+00 -4.035356e-02
1.720000e+00 1.426172e-01
1.730000e+00 3.334854e-01
1.740000e+00 5.277265e-01
1.750000e+00 7.196021e-01
1.760000e+00 9.024443e-01
1.770000e+00 1.069265e+00
1.780000e+00 1.213589e+00
1.790000e+00 1.330281e+00
1.800000e+00 1.416088e+00
1.810000e+00 1.469754e+00
1.820000e+00 1.491717e+00
1.830000e+00 1.483568e+00
1.840000e+00 1.447475e+00
1.850000e+00 1.385694e+00
1.860000e+00 1.300245e+00
1.870000e+00 1.192731e+00
1.880000e+00 1.064286e+00
1.890000e+00 9.156060e-01
1.900000e+00 7.470667e-01
1.910000e+00 5.589184e-01
1.920000e+00 3.515877e-01
1.930000e+00 1.261093e-01
1.940000e+00 -1.153016e-01
1.950000e+00 -3.685953e-01
1.960000e+00 -6.273254e-01
1.970000e+00 -8.824969e-01
1.980000e+00 -1.123181e+00
1.990000e+00 -1.338023e+00
2.000000e+00 -1.517274e+00
2.010000e+00 -1.654537e+00
2.020000e+00 -1.747479e+00
2.030000e+00 -1.797346e+00
2.040000e+00 -1.807731e+00
2.050000e+00 -1.783221e+00
2.060000e+00 -1.728359e+00
2.070000e+00 -1.647035e+00
2.080000e+00 -1.542229e+00
2.090000e+00 -1.415980e+00
2.100000e+00 -1.269471e+00
2.110000e+00 -1.103171e+00
2.120000e+00 -9.170172e-01
2.130000e+00 -7.106536e-01
2.140000e+00 -4.837670e-01
2.150000e+00 -2.365829e-01
2.160000e+00 2.943436e-02
2.170000e+00 3.106929e-01
2.180000e+00 6.005813e-01
2.190000e+00 8.890009e-01
2.200000e+00 1.162913e+00
2.210000e+00 1.408253e+00
2.220000e+00 1.612789e+00
2.230000e+00 1.768695e+00
2.240000e+00 1.873586e+00
2.250000e+00 1.929755e+00
2.260000e+00 1.942350e+00
2.270000e+00 1.917496e+00
2.280000e+00 1.860981e+00
2.290000e+00 1.777570e+00
2.300000e+00 1.670801e+00
2.310000e+00 1.543033e+00
2.320000e+00 1.395598e+00
2.330000e+00 1.228988e+00
2.340000e+00 1.043056e+00
2.350000e+00 8.372413e-01
2.360000e+00 6.108658e-01
2.370000e+00 3.635781e-01
2.380000e+00 9.600333e-02
2.390000e+00 -1.893635e-01
2.400000e+00 -4.871260e-01
2.410000e+00 -7.881778e-01
2.420000e+00 -1.079752e+00
2.430000e+00 -1.346937e+00
2.440000e+00 -1.575578e+00
2.450000e+00 -1.755467e+00
2.460000e+00 -1.882200e+00
2.470000e+00 -1.956944e+00
2.480000e+00 -1.984641e+00
2.490000e+00 -1.971835e+00
2.500000e+00 -1.925000e+00
2.510000e+00 -1.849624e+00
2.520000e+00 -1.749874e+00
2.530000e+00 -1.628616e+00
2.540000e+00 -1.487569e+00
2.550000e+00 -1.327511e+00
2.560000e+00 -1.148479e+00
2.570000e+00 -9.499833e-01
2.580000e+00 -7.312638e-01
2.590000e+00 -4.916579e-01
2.600000e+00 -2.311485e-01
2.610000e+00 4.884032e-02
2.620000e+00 3.444258e-01
2.630000e+00 6.482549e-01
2.640000e+00 9.490364e-01
2.650000e+00 1.232329e+00
2.660000e+00 1.482936e+00
2.670000e+00 1.688257e+00
2.680000e+00 1.841019e+00
2.690000e+00 1.940025e+00
2.700000e+00 1.988898e+00
2.710000e+00 1.993866e+00
2.720000e+00 1.961742e+00
2.730000e+00 1.898646e+00
2.740000e+00 1.809434e+00
2.750000e+00 1.697596e+00
2.760000e+00 1.565372e+00
2.770000e+00 1.413958e+00
2.780000e+00 1.243704e+00
2.790000e+00 1.054326e+00
2.800000e+00 8.451350e-01
2.810000e+00 6.153404e-01
2.820000e+00 3.644985e-01
2.830000e+00 9.318505e-02
2.840000e+00 -1.960803e-01
2.850000e+00 -4.977636e-01
2.860000e+00 -8.024866e-01
2.870000e+00 -1.097108e+00
2.880000e+00 -1.366342e+00
2.890000e+00 -1.595823e+00
2.900000e+00 -1.775378e+00
2.910000e+00 -1.900868e+00
2.920000e+00 -1.973827e+00
2.930000e+00 -1.999532e+00
2.940000e+00 -1.984764e+00
2.950000e+00 -1.936126e+00
2.960000e+00 -1.859153e+00
2.970000e+00 -1.758015e+00
2.980000e+00 -1.635551e+00
2.990000e+00 -1.493447e+00
3.000000e+00 -1.332442e+00
3.010000e+00 -1.152537e+00
3.020000e+00 -9.532081e-01
3.030000e+00 -7.336619e-01
3.040000e+00 -4.932068e-01
3.050000e+00 -2.318026e-01
3.060000e+00 4.913790e-02
3.070000e+00 3.457213e-01
3.080000e+00 6.505531e-01
3.090000e+00 9.522661e-01
3.100000e+00 1.236322e+00
3.110000e+00 1.487440e+00
3.120000e+00 1.692983e+00
3.130000e+00 1.845699e+00
3.140000e+00 1.944464e+00
3.150000e+00 1.992985e+00
3.160000e+00 1.997560e+00
3.170000e+00 1.965052e+00
3.180000e+00 1.901603e+00
3.190000e+00 1.812082e+00
3.200000e+00 1.699977e+00
3.210000e+00 1.567525e+00
3.220000e+00 1.415914e+00
3.230000e+00 1.245487e+00
3.240000e+00 1.055953e+00
3.250000e+00 8.466158e-01
3.260000e+00 6.166747e-01
3.270000e+00 3.656774e-01
3.280000e+00 9.419001e-02
3.290000e+00 -1.952767e-01
3.300000e+00 -4.971942e-01
3.310000e+00 -8.021825e-01
3.320000e+00 -1.097088e+00
3.330000e+00 -1.366603e+00
3.340000e+00 -1.596335e+00
3.350000e+00 -1.776091e+00
3.360000e+00 -1.901725e+00
3.370000e+00 -1.974775e+00
3.380000e+00 -2.000531e+00
3.390000e+00 -1.985786e+00
3.400000e+00 -1.937157e+00
3.410000e+00 -1.860187e+00
3.420000e+00 -1.759051e+00
3.430000e+00 -1.636592e+00
3.440000e+00 -1.494497e+00
3.450000e+00 -1.333509e+00
3.460000e+00 -1.153627e+00
3.470000e+00 -9.543259e-01
3.480000e+00 -7.348122e-01
3.490000e+00 -4.943901e-01
3.500000e+00 -2.330135e-01
3.510000e+00 4.791367e-02
3.520000e+00 3.445106e-01
3.530000e+00 6.493964e-01
3.540000e+00 9.512155e-01
3.550000e+00 1.235432e+00
3.560000e+00 1.486757e+00
3.570000e+00 1.692530e+00
3.580000e+00 1.845476e+00
3.590000e+00 1.944452e+00
3.600000e+00 1.993152e+00
3.610000e+00 1.997875e+00
3.620000e+00 1.965485e+00
3.630000e+00 1.902135e+00
3.640000e+00 1.812696e+00
3.650000e+00 1.700664e+00
3.660000e+00 1.568281e+00
3.670000e+00 1.416738e+00
3.680000e+00 1.246380e+00
3.690000e+00 1.056920e+00
3.700000e+00 8.476591e-01
3.710000e+00 6.177980e-01
3.720000e+00 3.668806e-01
3.730000e+00 9.546592e-02
3.740000e+00 -1.939464e-01
3.750000e+00 -4.958433e-01
3.760000e+00 -8.008621e-01
3.770000e+00 -1.095862e+00
3.780000e+00 -1.365538e+00
3.790000e+00 -1.595484e+00
3.800000e+00 -1.775482e+00
3.810000e+00 -1.901358e+00
3.820000e+00 -1.974631e+00
3.830000e+00 -2.000580e+00
3.840000e+00 -1.985996e+00
3.850000e+00 -1.937500e+00
3.860000e+00 -1.860642e+00
3.870000e+00 -1.759603e+00
3.880000e+00 -1.637231e+00
3.890000e+00 -1.495220e+00
3.900000e+00 -1.334313e+00
3.910000e+00 -1.154514e+00
3.920000e+00 -9.553006e-01
3.930000e+00 -7.358777e-01
3.940000e+00 -4.955485e-01
3.950000e+00 -2.342622e-01
3.960000e+00 4.658621e-02
3.970000e+00 3.431296e-01
3.980000e+00 6.480050e-01
3.990000e+00 9.498738e-01
4.000000e+00 1.234211e+00
4.010000e+00 1.348035e+00
4.020000e+00 1.434001e+00
4.030000e+00 1.763964e+00
4.040000e+00 2.271569e+00
4.050000e+00 2.828784e+00
4.060000e+00 3.295038e+00
4.070000e+00 3.589773e+00
4.080000e+00 3.706446e+00
4.090000e+00 3.669744e+00
4.100000e+00 3.500182e+00
4.110000e+00 3.204318e+00
4.120000e+00 2.774834e+00
4.130000e+00 2.189913e+00
4.140000e+00 1.410468e+00
4.150000e+00 3.846573e-01
4.160000e+00 -9.007856e-01
4.170000e+00 -2.274652e+00
4.180000e+00 -3.356009e+00
4.190000e+00 -3.915062e+00
4.200000e+00 -4.055733e+00
4.210000e+00 -3.953885e+00
4.220000e+00 -3.701269e+00
4.230000e+00 -3.330308e+00
4.240000e+00 -2.845787e+00
4.250000e+00 -2.237786e+00
4.260000e+00 -1.486267e+00
4.270000e+00 -5.692806e-01
4.280000e+00 5.045736e-01
4.290000e+00 1.624227e+00
4.300000e+00 2.552139e+00
4.310000e+00 3.086544e+00
4.320000e+00 3.219008e+00
4.330000e+00 3.053501e+00
4.340000e+00 2.672575e+00
4.350000e+00 2.107294e+00
4.360000e+00 1.350842e+00
4.370000e+00 3.790633e-01
4.380000e+00 -7.981544e-01
4.390000e+00 -2.029018e+00
4.400000e+00 -3.006532e+00
4.410000e+00 -3.524682e+00
4.420000e+00 -3.636264e+00
4.430000e+00 -3.482441e+00
4.440000e+00 -3.149646e+00
4.450000e+00 -2.668403e+00
4.460000e+00 -2.036189e+00
4.470000e+00 -1.230479e+00
4.480000e+00 -2.255167e-01
4.490000e+00 9.535994e-01
4.500000e+00 2.132755e+00
4.510000e+00 3.017959e+00
4.520000e+00 3.448993e+00
4.530000e+00 3.497503e+00
4.540000e+00 3.292573e+00
4.550000e+00 2.907995e+00
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};
\end{axis}
\end{tikzpicture}
\end{document}
感谢您的帮助