1. A distributed printing method of a 3D printer, the method comprising: a) generating a color image for a printing layer, wherein the color image comprises color information; b) generating a non-color image for the printing layer, wherein the non-color image comprises adhesive information; c) calculating replacing information through an adjusting module of the 3D printer; d) adjusting the adhesive information of the non-color image according to the replacing information for generating adjusted adhesive information; e) adjusting the color information of the color image according to the replacing information for generating adjusted color information; f) generating a final printing image via combining the adjusted color image and the adjusted non-color image; g) controlling an adhesive nozzle of the 3D printer to jet adhesive according to the final printing image; and h) controlling multiple color nozzles of the 3D printer to respectively jet corresponding color inks according to the final printing image.