Railway Castings, as vital load-bearing elements in railway methods, have their interior microstructure straight figuring out the overall performance and repair daily life. Metallographic Evaluation, by revealing the microstructure traits of materials, delivers a direct basis for the standard assessment of observe castings. 1.Complex ways of metallographic Examination one.1 Metallogra... https://www.malikmobile.com/story/191997-with-the-development-of-big-data-the-internet-of-things-and-artificial-intellige.html