有很多种方法!沉淀-沉积用的比较多!applied catalysis b: environmental, volume 106, issues 3–4, 11 august 2011, pages 423-432chinese journal of catalysis, volume 32, issues 11–12, november–december 2011, pages 1831-1837applied catalysis b: environmental, volume 127, 30 october 2012, pages 212-220platinum supported on reduced graphene oxide as a catalyst for hydrogenation of nitroarenes original research articlecarbon, volume 50, issue 2, february 2012, pages 586-596