中文摘要：

根据中美两国官方数据,估算2000年以来的十余年中国持有的美国国债,其分别不计复利和计年复利的名义利息收入;扣除通货膨胀因素和汇率因素后的实际利息收入;与投资于股票、黄金等相比较,投资回报率的大小等。并相应思考了两个问题：如何看待中美经济关系的相互重要性、如何完善中国外汇储备管理的体制和方式？

英文摘要：

According to the Sino-US official data,since 2000,China＇s holdings of U.S.treasury bonds of more than ten years have been estimated,excluding compound interest and interest compounded annually on behalf of interest income.The actual interest income factors of inflation and exchange rate were deducted.The investment in stocks,gold,the size of the rate of return on investment,etc.was compared.And thinking about two issues accordingly： how to view the importance of Sino-US economic relations with each other,and how to improve the systems and modes of China＇s foreign exchange reserves management have been thought about.