Lithium Battery Positive Electrode Material Precursor, Preparation Method Therefor and Application Thereof

A lithium battery positive active material precursor, a preparation method therefor and the use thereof are provided. The precursor has a chemical formula of NiCoM(OH), wherein M is at least one metal selected from the group consisting of Fe, Cr, Cu, Ti, Mg, W, Mo, Nb, Zn, Sn, Zr, Ga, Mn and Al, 0.3≤x≤1, 0