世界各国科学工业园区的实践表明，中小科技企业表现出较强的技术创新能力，中小科技企业是科技产业发展的最活跃因素。1991年至1997年，西安市经济增长率连续7年保持在14％以上，1998年又以13．5％的经济增长率位居全国5个副省级城市前列。有关经济计划部门指出，西安市经济保 The practice of science parks in various countries in the world shows that small and medium-sized science and technology enterprises have shown strong ability of technological innovation. Small and medium-sized technology enterprises are the most active factor in the development of science and technology industry. From 1991 to 1997, Xi’an’s economic growth rate remained above 14% for seven consecutive years. In 1998, Xi’an ranked the forefront of five sub-provincial cities with its economic growth rate of 13.5%. The relevant economic planning department pointed out that Xi’an Economic Security