所有科技知识-科学时代

科学时代收录了3405121条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

Nationality	nationality of aircraft	nationality of vessel	nationalization	national joint computers committee{=NJCC}
national key laboratory building plans	national key new product plan	national key project of new technology	National Labor Relations Act	National Labor Relations Board
national land	National Land Information Service {=NLIS}	National Land Information System {=NLIS}	National Land Survey of Finland	national language
national language support{=NLS}	National Level Bibliographic Record	national liberation movement	national library	National Library of Medicine Classification
National Library of Medicine Classification System {=NLM Classification System}	National Library of Medicine {=NLM}	National Library Week	national literacy strategy	national logistic support
national lubricating grease institute{=NLGI}	National Lubricating Grease Institute{=NLGI}	national lubrication grease institute	national machine accountants association{=NMAA}	national magazine
national mapping plan	National Marine Manufacturers Association	national marine manufacturers association	National Marine Manufacturers Association{=NMMA}	National Measurement Laboratory { = NML}
national measurement standard	national measurement system	national metrological verification scheme	national metrology institute { = NMI}	national microfilm association{=NMA}
national military authorities	national military command center	national military command system	national military establishment	national military strategy
national missile defense	national missile defense system (US)	National Museum of Women in the Arts	national/(NATO) stock number	national natural park
national natural science foundation of china	national NAVTEX service	national network	National News Council	national newspaper index
National Newspaper Syndicate	national numbering plan	national objective	National Oceanic and Atmospheric Adminiatration {=NOAA}	National Oceanic and Atmospheric Administration{=NOAA}
National Oceanic and Atmospheric Administration (NOAA)	National Oceanic and Atmospheric Administration｛=NOAA｝	National Oceanic and Atomospherifc Administration (NOAA)	National Oceanographic Data Center (NODC)	National Oceanographic Data Center｛=NODC｝
National Ocean Survey	national office management association{=NOMA}	national of the United States	National Olympic Committee {= NOC}	National opera
National Opinion Research Center {=NORC}	National Optical Astronomy Observatory (NOAO)	National Organization for Victim Assistance(NOVA), USA	National Palace Museum Bulletin	National Parents' Council
national park	national park air quality monitoring station	National Pensions	National Performance Review (NPR)	National Personnel Association
National Physical Laboratory	National Physical Laboratory {= NPL}	national pipe thread	national policy	national press club
National Press Club	National Press Photographers Association	national primary standard	national product	national production authority
national productivity	National Professional Qualification for Headship {=NPQH}	National Program for Acquisitions and Cataloging {=NPAC}	national property statistics	national protocol entity
national prototype meter	National Public Radio {=NPR}	national public switched telecommunications network{=NPSTN}	national public telecomputing network	national qualification authority
National Radio Astronomy Observatory (NRAO)	national railway	National Range Division	national rate	National Reactor Test Station
National Readership Survey {=NRS}	National Ready Mixed Concrete Association (NRMCA)	National Reconnaissance Office	national regulation of verification	National Rehabilitation Counseling Association(NRCA), USA
national rejuvenation through science and education	national remedy	National Report	national requirements	national requirements feature
national research and education network	National Research Council	National Research Council{=NRC}	National Research Council (NRC)	national resource
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