机械是国民经济的装备部,济各部门技术和经济提高程度,科技工业所提供装备的能、质量和可靠性。因此,机电产品的可靠性将直接影响到国民经济各部门的技术经济效益和人身安全,直接关系到企业的声誉和产品质量的提高。 Machinery is the national economy equipment department, economic and technical departments to improve economic development, science and technology industry to provide equipment, quality and reliability. Therefore, the reliability of mechanical and electrical products will directly affect the technical and economic benefits and personal safety of all departments of the national economy, which are directly related to the improvement of corporate reputation and product quality.