一美国是一个工农业和科学技术极为发达的国家。它在航空、航天、电子、石油等许多新兴科技领域处于世界领先地位。在农业方面,美国主要以小麦、玉米、大豆、棉花、肉类为主,其产量占世界首位。在科学技术方面,美国甚为重视并取得了高度发展。二次大战后,美国政府采取了鼓励科学技术发展的一系列政策和措施,使科技跃入世界的领先地位。美国政府不但重视科学技术的研究和发展,而且更注重科技研究的项目管理、规则、咨询和评价。美国政府有一套比较复杂的科技机构。由美国总统和国会制定国家总的科学技术政策;政府各行政部门为实现特定任务而编制的科技政策和建议具有很大自主权。作为立法机构的国会对科学技术的发展起着十分重要的作用, The United States is a country in which agriculture, industry and science and technology are extremely developed. It is in the aviation, aerospace, electronics, petroleum and many other emerging science and technology in the world leader. In agriculture, the United States is dominated by wheat, corn, soybeans, cotton and meat, and its production accounts for the highest in the world. In science and technology, the United States attaches great importance to and has achieved great development. After the Second World War, the U.S. government adopted a series of policies and measures to encourage the development of science and technology to make science and technology a leading position in the world. The U.S. government not only attaches importance to the research and development of science and technology, but also pays more attention to the project management, rules, consultation and evaluation of science and technology research. The U.S. government has a complex set of science and technology agencies. The overall science and technology policies of the country are formulated by the President of the United States and the Congress, and the government departments have a great deal of autonomy in science and technology policies and proposals for the fulfillment of specific tasks. The parliament, as a legislative body, plays a very important role in the development of science and technology.