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１．美国科学与工程劳动力状况２０世纪９０年代后期，美国劳动力人数约为１．４亿人，科学与工程劳动力人数约为１１００万人。其中１０５０万人有学士以上的科学与工程学位；６０万人有其他领域的学位，但从事科学与工程职业。科学家和工程师对研究开发的进行是必不可少的，
1. The State of Science and Engineering in the United States In the late 1990s, the labor force in the United States was estimated at 140 million and the number of science and engineering workforce at about 11 million. Of these, 10.5 million have a Bachelor of Science degree in engineering and engineering; 600,000 have degrees in other fields but are engaged in science and engineering. Scientists and engineers are essential for research and development.