973计划是以国家重大需求为导向，对我国未来发展和科学技术进步具有战略性、前瞻性、全局性和带动性的基础研究发展计划。

973计划的主要任务是解决我国经济建设、社会发展、国家安全和科技发展中的重大科学问题，在世界科学发展的主流方向上取得一批具有重大影响的原始性创新成果，为国民经济和社会可持续发展提供科学基础，为未来高新技术的形成提供源头创新，提升我国基础研究自主创新能力。

-973 Plan is a major national demand, China' s future development and scientific and technological progress with strategic, forward-looking, overall, and led development of basic research. 973 The main task is to solve China' s economic construction, social development, national security and technological development in the major scientific issues in the mainstream of world science development group has made a significant impact on the results of original innovation for national economic and social provide a scientific basis for sustainable development for the future formation of high-tech source of innovation, enhance independent innovation capability of China' s basic research.