After studying the concerned regulations of chinas national science fund and analyzing the successful cases of recent applications , the writer puts forward the following factors of successful applications : to select the subject carefully , to choose the right category , to pay attention to the creativety and importance of the project , to organize an energetic research group , to emphasize the evidence , detailed research procedure , combination with the advanced scientific idea of the project , and to describe the research foundation and method clearly and simply 通过对国家自然科学基金的有关政策研究，结合近年来对基金申请中标情况的综合分析，提出并论证了提高申请中标率的几个要素：精选题目、定准选题类别、注重选题的创新性与重要性、组建有实力的课题梯队；在申请书的填报方面应注重立论根据的充分性、研究内容上的具体研究路线与前沿性学术思想的有机结合、对技术路线的深入浅出表达和研究基础的详实叙述等。
