9-csr_matrix.multiply(B)-对应元素相乘

import numpy as np
from scipy.sparse import csr_matrix

A=csr_matrix(np.array([[1,0,0],[1,2,3],[2,2,2]]))
B=csr_matrix(np.array([[2,0,0],[2,2,0],[3,3,3]]))
C=A.multiply(B)
print(C.toarray())

[[2 0 0]
[2 4 0]
[6 6 6]]