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aa = [
[102.331, 10.132, 59.605,  5.778, 3.921,  45.8, 32.6],
[130.331, 10.132, 59.605,  5.778, 3.921,  45.7, 32.3],
[130.331, 10.132, 59.605,  5.778, 3.921,  45.7, 32.3],
[140.525, 10.124, 59.484,  5.769, 3.942,  45.8, 32.4]]

bb = [
[50.331, 10.132, 59.605,  5.778, 3.921,  45.8, 32.6],
[50.331, 10.132, 59.605,  5.778, 3.921,  45.7, 32.3],
[50.331, 10.132, 59.605,  5.778, 3.921,  45.7, 32.3],]

cc= [
[11.331, 10.132, 59.605,  5.778, 3.921,  45.8, 32.6],
[11.331, 10.132, 59.605,  5.778, 3.921,  45.7, 32.3],
[11.331, 10.132, 59.605,  5.778, 3.921,  45.7, 32.3],]

如何训练分类模型