分析了我国公共基础设施建设领域创新体系的现状，探讨了业主在建立以企业为主体，产学研相结合的技术创新体系中的定位与职责；提出了重大工程建设是提升国家创新能力的一项重要资源，结合苏通大桥工程实践，阐述了依托重大工程培育龙头企业核心竞争力的有效做法。

The paper analyzes current state of innovation system in the field of public infrastructure construction in China, elaborates on the duty and role of the owner in establishment of a technical innovation system with enterprise as main body following the process of production-education-research. This paper also claims that key project construction is an important resource to enhance national capability of innovation and accordingly puts forward an effective approach to cultivate the core competitiveness of leading enterprises on the basis of practice in Sutong Bridge.

游庆仲（1957－），男，江苏丹阳市人，江苏省苏通大桥建设指挥部现场总指挥，指挥部高级工程师，主要从事大型复杂工程建设与管理方面的研究工作