基本解释零空间同根派生 英汉例句Construct a matrix whose column space contains (1,1.5) and (0,3,1) and whose nullspace contains (1,1,2 建构一矩阵,其包含两个行向量(1,1,5)与(0,3,1),且此矩阵的零核空间包含向量(1,1,2