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import matplotlib.pyplot as plt import pywt import pandas as pd import numpy as np #读取csv文件转换为列表序列 path = "48k_Drive_End_B007_0_122_1.csv" data0 = pd.read_csv(path, usecols=[1]) #读取'Column2'列的数据 data_array = np.array(data0.stack()) # 首先将pandas读取的数据转化为ar.

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