10月15日，观众在展览会上参观一款金属切割机械。当日，2012中国（南京）国际金属加工展览会在南京开幕。来自中国、德国、美国、法国、瑞士、意大利、丹麦、比利时、韩国、日本等12个国家和地区的156家企业将集中展示金属切削机床、金属成形机床、精密工具、机械装备零部件、模具制造、质量控制、软件及计算机系统等金属加工领域的创新技术成果。新华社发 （沈鹏 摄）   On October 15,,The audience at the exhibition to visit a new metal cutting machine.On that day,2012 China(nanjing)International metal processing exhibition opening in nanjing.From China/Germany/The United States/France/Switzerland/Italy/Denmark/Belgium/South Korea/Japan etc 12 countries and regions 156 enterprises will show metal cutting machine tool/Metal forming machine/Precision tools/Machinery and equipment spare parts/Mould manufacturing/Quality control/Software and computer system in the field of metal processing innovation and technological achievements.The xinhua news agency hair (Shenpeng perturbation)