National Aeronautics and Space Administration
中华人民共和国国家标准
National Standard of the People’s Republic of China
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相关词条
National Committee of the Chinese People's Political Consultative Conference (CPPCC)
national assembly
Nigerian National Petroleum Corp.【油气】
Japan National Institute of Genetics Center for Information Biology
National Information Infrastructure\nNII\n计
NIH（NATIONAL INSTITUTE OF HEALTH）
national economy