Znn3bq.jpeg
±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 236  |  »Ø¸´: 1
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£

˼

½ð³æ (ÕýʽдÊÖ)

[½»Á÷] תÌù£º¹úÍâµÄһЩ±È½ÏºÃµÄÃâ·Ñ×ÊÔ´

ÃÀ¹úרÀûÊý¾Ý¿â£º
http://www.uspto.gov/patft/index.html ;
ÊÇÓÉÃÀ¹úרÀûÉ̱ê¾ÖÖÆ×÷µÄÃÀ¹úרÀûÊý¾Ý¿âÍøÉϼìË÷ϵͳ¡£°üÀ¨1976Äê1ÔÂ1ÈÕÒÔÀ´µÄËùÓÐÈ«ÎÄÊý¾Ý£¬ÒÔ¼°

1790ÄêÒÔÀ´µÄͼÏñɨÃèÊý¾Ý£¬»¹Ìṩ½üÆÚµÄÓйØ×¨ÀûÉêÇëµÄ¼ìË÷¡£ÏµÍ³Ìṩ¼òµ¥¼ìË÷¡¢¸ß¼¶¼ìË÷¡¢×¨ÀûºÅ

¼ìË÷µÈ¶àÖÖ¼ìË÷·½Ê½£¬²¢¿Éä¯ÀÀÈ«ÎÄ¡£

¼ÓÄôóרÀûÊý¾Ý¿â£º
http://patents1.ic.gc.ca/intro-e.html ;
ÓɼÓÄôóרÀû¾ÖÌṩ£¬ÊÕ¼Á˽ü75ÄêÀ´µÄ130¶àÍò¼þ¼ÓÄôóרÀû£¬°üÀ¨×¨ÀûÈ«ÎÄÎı¾ºÍͼÐΡ£

Å·ÖÞרÀûÊý¾Ý¿â£º
http://ep.espacenet.com ;
ÕâÊÇÓÉÅ·ÖÞרÀû¾Ö½¨Á¢µÄרÀûÎÄÏ×Êý¾Ý¿â£¬ÌṩÃâ·ÑרÀû¼ìË÷·þÎñ£¬¿ÉÓÃÓÚ¼ìË÷Å·ÖÞרÀû¾ÖÊÕ¼¯µÄÊÀ½ç¸÷

¹úרÀûÐÅÏ¢ºÍÓÉWIPO³ö°æµÄPCTרÀû¡£

Find Articles
http://www.findarticles.com/PI/index.jhtml

FindArticles.com ÊÇ×îÖøÃûµÄÃâ·ÑÊý¾Ý¿âÖ®Ò»¡£°üº¬ÓдóÁ¿Òѳö°æµÄÎÄÕ£¬³¬¹ý300ÖÖ
ÉϵÄÔÓÖ¾¡¢ÆÚ¿¯£¬Ê±¼ä¿É»ØËÝÖÁ1998Äê¡£Ö÷ÌâÓÐÉÌÒµ¡¢±£½¡¡¢Éç»á¡¢ÓéÀÖ¡¢ÌåÓýµÈµÈ¡£
¸öÍøÕ¾ÌṩÃâ·Ñ²éѯ¼°È«ÎÄ¡£ ËüµÄ¼ìË÷¼¼ÊõÀ´×ÔLookSmart, ×ÊÁÏÀ´×ÔGale³ö°æ¼¯ÍÅ¡£

High Wire Press£º http://intl.highwire.org ;
¡¡¡¡ÊÀ½çÉÏ×î´óµÄÃâ·ÑµÄ¿ÆÑ§ÎÄÏ×È«ÎÄÊý¾Ý¿âÍøÕ¾Ö®Ò»,ÌṩÃâ·Ñ¼ìË÷µÄÆÚ¿¯Îª181ÖÖ£¬Ö÷Òª°üÀ¨ÎïÀí¡¢Éú

ÎҽѧºÍÉç»áѧÁìÓòµÄºËÐÄÆÚ¿¯£¬ÆäÖÐÓÐ71ÖÖ¿ÉÒԵõ½È«ÎÄ£¬ÌṩµÄÃâ·ÑµÄÂÛÎÄÈ«ÎÄÒÑ´ï11ÍòƪÒÔÉÏ¡£



http://www.bartleby.com/
Bartleby.comÊÇÒ»¼ÒÒÔÊղؾ­µä²Î¿¼Êé¡¢¿ÆÑ§Ð¡ËµÎªÖ÷µÄÍøÕ¾£¬¾Ý³Æ£¬Bartleby.comÍøÕ¾Ä¿Ç°µÄͼÊéÊÕ²Ø

Á¿ÒÑ´ï¶þÊ®¶àÍòÒ³£¬ÆäÖаüÀ¨ËÄǧÆß°ÙÁùÊ®ÎåÊ×Ê«´Ê¡¢ÈýÊ®Æß²¿É¢ÎĺÍÊ®Î岿С˵£¬ÆäÓàµÄ¶¼Êǹ¤¾ßÊéºÍ

²Î¿¼Ê飬ÆäÖаüÀ¨¸çÂ×±ÈÑÇ´ó°Ù¿ÆÈ«ÊéºÍÐÁÆÕÉ­µ±´ú´Êµä¡£µ½Ä¿Ç°ÎªÖ¹£¬Bart leby.comÍøÕ¾µÄÈ«²¿Í¼Êé

¶¼ÊÇ¿ÉÒÔÃâ·Ñ»ñµÃµÄ

PubMed£º
http://www.ncbi.nlm.nih.gov/pubmed ;
ÃÀ¹ú¹ú¼ÒҽѧͼÊé¹Ý(NLM)ËùÊôµÄ¹ú¼ÒÉúÎï¼¼ÊõÐÅÏ¢ÖÐÐÄ(NCBI)¿ª·¢µÄÒòÌØÍøÉúÎïҽѧÐÅÏ¢¼ìË÷ϵͳ£¬¸²

¸ÇÁËÈ«ÊÀ½ç70¶à¸ö¹ú¼Ò4300¶àÖÖÖ÷ÒªÉúÎïҽѧÆÚ¿¯µÄÕªÒªºÍ²¿·ÖÈ«ÎÄ¡£

WoPEc ¾­¼ÃÆÚ¿¯ÂÛÎÄ¿â:
http://netec.wustl.edu/WoPEc/data/ArticleSeries.html ;
Ìṩ¸÷ÖÖ×îо­¼ÃÀàÆÚ¿¯£¬°´ÆÚ¿¯¿¯Ãû×Öĸ˳ÐòÅÅÁУ¬¿É¼ìË÷»ñµÃ×Ô1993ÄêÒÔÀ´µÄÆÚ¿¯ÂÛÎÄÌâ¼ÎÄÕªÐÅÏ¢

£¬ÓеϹ¿ÉÒÔÏÂÔØÈ«ÎÄ£¨È«ÎIJÉÓÃ.pdf¸ñʽ£©¡£

ÃÀ¹ú¡¶¿ÆÑ§¡·ÔÓ־ȫÎļìË÷£º
http://intl.sciencemag.org ;

ÃÀ¹ú¿ÆÑ§ÔºÔº±¨£¨£ð£î£á£ó£©£º
http://www.pnas.org ;


National Academy Press
ÃÀ¹ú¹ú¼Ò¿ÆÑ§Ôº¡¢¹ú¼Ò¹¤³ÌÔº¡¢Ò½Ñ§Ð­»áµÈ»ú¹¹±¨¸æ
http://www.nationalacademies.org/publications/

NCSTRL
¼ÆËã»ú¿ÆÑ§Ñо¿±¨¸æºÍÂÛÎÄ
http://www.ncstrl.org/

Project Gutenberg Electronic Public Library
µç×ÓͼÊ飬2002ǰÌṩ10000ÖÖÈ«Îĵç×ÓͼÊé
http://promo.net/pg/

Thomas Legislative Information on the Internet
ÃÀ¹ú¹ú»áͼÊé¹ÝÌṩµÄÃÀ¹ú¹ú»á±¨¸æºÍÀúÊ·ÎÄÏ×
http://thomas.loc.gov/

UNESCO
ÁªºÏ¹ú½Ì¿ÆÎÄ×éÖ¯ÌṩµÄÎĵµ
http://unesdoc.unesco.org/ulis/

United States Geological Survey
ÃÀ¹úµØÖÊ¿¼²ì±¨¸æ
http://www.usgs.gov/

World Development Sources (World Bank)
ÊÀ½çÒøÐб¨¸æ
http://www-wds.worldbank.org/

Delphion
ÊÀ½ç¸÷¹úרÀû£¬¿É¿´µ½Ç°Ê®ÈýҳȫÎÄ
http://www.delphion.com/boolquery

¹úÍâ¿Æ¼¼Í¼ÊéÃâ·ÑÔĶÁ
http://books.nap.edu/index.html

arXiv.org
Ö÷Ҫѧ¿Æ£ºÎïÀí¡¢Êýѧ¡¢·ÇÏßÐÔ¿ÆÑ§¡¢¼ÆËã»ú¿ÆÑ§µÈ¡£Îļþ¸ñʽÒÔPostScriptΪÖ÷£¬ÈçûÓÐÏàÓ¦µÄÔĶÁÈí

¼þ£¬¿ÉÒÔÑ¡ÔñÉú³ÉPDFÎļþ¸ñʽ¡£
http://arxiv.org/

CogPrints
Ö÷Ҫѧ¿Æ£ºÐÄÀíѧ¡¢Éñ¾­¿ÆÑ§¡¢ÐÐΪ¿ÆÑ§¡¢ÓïÑÔѧ¡¢È˹¤ÖÇÄÜ¡¢ÕÜѧ
http://cogprints.soton.ac.uk/

GPO Access
ÃÀ¹úÕþ¸®ÎÄÏ×
http://www.access.gpo.gov/su_docs/databases.html

Inter-university Consortium for Political and Social Research (ICPSR)
ÊÀ½ç×î´óµÄÉç»á¿ÆÑ§ÎÄÏ×ÍøÕ¾
http://www.icpsr.umich.edu/index.html

National Academy Press
ÃÀ¹ú¹ú¼Ò¿ÆÑ§Ôº¡¢¹ú¼Ò¹¤³ÌÔº¡¢Ò½Ñ§Ð­»áµÈ»ú¹¹±¨¸æ
http://www.nationalacademies.org/publications/

NCSTRL
¼ÆËã»ú¿ÆÑ§Ñо¿±¨¸æºÍÂÛÎÄ
http://www.ncstrl.org/

ÃÀ¹úÊýѧѧ»á(AMS)µÄÈýÖÖÃâ·ÑÆÚ¿¯
Bulletin
http://www.ams.org/journals/bull/

Electronic Research Announcements
http://www.ams.org/journals/era/

Notices of the American Mathematical Society
http://www.ams.org/notices/

Physics Today
ÃÀ¹úÎïÀíѧ»á(American Institute of Physics)ÌṩµÄÃâ·ÑÔÓÖ¾
http://www.bioscience.org/current/currissu.htm

Science Magazine
http://intl.sciencemag.org/

Scientific American
http://www.sciam.com/

ACM Digital Library
http://portal.acm.org/dl.cfm?col ... mp;CFTOKEN=55845540

ÓÐÐí¶àÎÒҲûÓÐÑéÖ¤£¬µ«ÊǹÀ¼ÆÐí¶à¶¼ÄÜÓ㡺þͶ¥£¡£¡

[ Last edited by sdlwwxb on 2005-12-16 at 18:11 ]
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
2Â¥2005-11-17 19:00:12
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ ˼ µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 368»¯Ñ§Çóµ÷¼Á +4 wwwwabcde 2026-04-07 4/200 2026-04-07 22:19 by JourneyLucky
[¿¼ÑÐ] 070300»¯Ñ§Ñ§Ë¶311·ÖÇóµ÷¼Á +16 Áº¸»¹óÏÕÖÐÇó 2026-04-04 17/850 2026-04-07 22:11 by lijunpoly
[¿¼ÑÐ] 071000ÉúÎïѧ£¬Ò»Ö¾Ô¸ÉîÛÚ´óѧ296·Ö£¬Çóµ÷¼Á +12 TIckLw 2026-04-06 13/650 2026-04-07 20:34 by lijunpoly
[¿¼ÑÐ] 315Çóµ÷¼Á +3 TUZEIQAQ 2026-04-02 3/150 2026-04-07 17:32 by chenp123
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +17 СÁõͬѧ߹߹ 2026-04-06 18/900 2026-04-07 11:41 by Ê«Óë×ÔÓÉ
[¿¼ÑÐ] 353Çóµ÷¼Á +3 Çç¿ÕÍòÀïair 2026-04-07 3/150 2026-04-07 11:10 by Ê«Óë×ÔÓÉ
[¿¼ÑÐ] ²ÄÁÏר˶322 +11 ¹þ¹þ¹þºðºðºð¹þ 2026-04-05 11/550 2026-04-06 14:07 by lqwchd
[¿¼ÑÐ] 332Çóµ÷¼Á +17 ССÃÏ... 2026-04-05 18/900 2026-04-06 09:51 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 301Çóµ÷¼Á +6 ϸ°ûÏà¹Øµ°°× 2026-04-02 10/500 2026-04-06 08:34 by jp9609
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +12 Ò»ÑùYWY 2026-04-04 12/600 2026-04-05 08:24 by 544594351
[¿¼ÑÐ] 292·Ö£¬²ÄÁÏÓ뻯¹¤£¬ÉêÇëµ÷¼Á +22 ³ÌÇçÖ® 2026-04-01 26/1300 2026-04-04 22:03 by hemengdong
[¿¼ÑÐ] 283Çóµ÷¼Á +4 mcbbc 2026-04-03 5/250 2026-04-04 20:51 by imissbao
[¿¼ÑÐ] 320µ÷¼Á +4 ũҵ¹¤³ÌÓëÐÅÏ¢¼ 2026-04-03 4/200 2026-04-03 21:40 by lbsjt
[¿¼ÑÐ] ¿¼Ñе÷¼Á +3 Draa 2026-04-03 3/150 2026-04-03 17:37 by hgwz7468
[¿¼ÑÐ] ²ÄÁÏ¿¼Ñе÷¼Á +10 Gs´óÍõ 2026-04-02 10/500 2026-04-03 09:47 by ÒÅÍüÏûʧµÄž™
[¿¼ÑÐ] Ò»Ö¾Ô¸»ªÄÏʦ·¶´óѧ-22408¼ÆËã»ú-292·Ö-Çó»ªÄÏʦ·¶´óѧµ÷¼Á +4 °®¶ÁÊéµÄСöùÓã 2026-04-02 4/200 2026-04-02 18:35 by Çóµ÷¼Ázz
[¿¼ÑÐ] Ò»Ö¾Ô¸±±½»´ó²ÄÁϹ¤³Ì×Ü·Ö358 +3 cs0106 2026-04-02 5/250 2026-04-02 11:37 by olim
[¿¼ÑÐ] Ò»Ö¾Ô¸°²»Õ´óѧ¼ÆËã»ú¿ÆÑ§Óë¼¼Êõѧ˶£¬331·ÖÇóµ÷¼Á +5 ½¯²ýÅôqtj 2026-04-01 5/250 2026-04-02 08:10 by fxue1114
[¿¼ÑÐ] Ò»Ö¾Ô¸±±½»´ó²ÄÁϹ¤³Ì£¬×Ü·Ö358 +4 cs0106 2026-04-01 4/200 2026-04-02 07:42 by ÉÐË®¸óÖ÷
[¿¼ÑÐ] 350Çóµ÷¼Á +7 °¢¼Ñ¡« 2026-03-31 7/350 2026-04-01 16:12 by yanflower7133
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û