随着我国经济体制改革的不断深入及加入ＷＴＯ步伐的加快 ,市场竞争将更加激烈。对我国众多的过程工业企业来说 ,利用先进的控制技术生产出质优价廉、销售对路的产品是当前提高企业经济效益 ,增强自身竞争实力的必要手段。由于过程工业日益走向大型化、连续化、复杂化 ,很多生 With the continuous deepening of China’s economic restructuring and the accelerated pace of its accession to the WTO, market competition will become even more intense. For many process industrial enterprises in our country, the use of advanced control technology to produce products with better quality and lower price and better sales is the necessary means to enhance the economic efficiency and enhance the competitiveness of enterprises. As the process industry is increasingly large-scale, continuous, complex, many students