Railway Castings, as crucial load-bearing components in railway methods, have their interior microstructure directly determining the performance and repair existence. Metallographic analysis, by revealing the microstructure properties of resources, offers a immediate basis for the standard evaluation of monitor castings. one.Specialized ways of metallographic Examination one.1 Metallo... https://followingbook.com/post/557447_with-the-development-of-big-data-the-internet-of-things-and-artificial-intellige.html