1.1 信息及其在学术研究中作用 1.2 信息检索的概念及原理 1.3...
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1.11.21.31.4 1.51.6 1
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1.11.1.1
1.1.2
1.1.3 ()
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1.1
1.1.1
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2.5m2 156 3500 5.3m2 600 4000 17m2 980 3 34m2 8100
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658040
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:1750-19001900-19501960-19655202073
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1.1.2
,
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1.1 62 73 84 95 10
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? ?
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21Primary Document 2Secondary Document 3Tertiary Document
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31 2 3
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4
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,
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()1.1.3 ()
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1.21.2.11.2.21.2.31.2.4
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1.21.2.1(Information Retrieval)Information Storage and Retrieval
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1.2.2, (match) , (search, locate, hit)
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1.2.2match
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1.2.31 Document RetrievalData RetrievalFact Retrieval
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2007SCI
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2(manual retrieval)
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computer-based retrieval real timeinteractive
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1.2.4*access point
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1classification classification system () :
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) A
B C D E F G H I J K N O P Q R S T U V X Z
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1
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S966.28 1234567899192939495969798 981983984985986988 I247.58
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I247.58 J678 =2
S966.28 Y566
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AZ 09
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2subject
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()()artificial languagecontrolled termnatural language uncontrolled termfree term
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,,
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()
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1411 Brucellosis 615 Brucellosis 446 Brucellosis 111 Brucellosis 82 Brucellosis 59 Brucellosis 20 Epizootic abortion 18 Undulant fever 9 Malta fever 9 Mediterranean fever
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10058 288 5788 147 4228 126 1219 112 792 99 672 78
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36 2270 815 36545 870 21444 223 2241 DNA 7831 100162 1268 100162
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690 F 1643 - 1499 973 - 919 134 - 111 690 1499 919 111 3219
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10508 F 20171 58 475
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64 329 120 231 238 5 12 3 2 153 Boltzmann 755 Euclid 400 (: )
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: danning , formalin , , aspirin , , : Texas , California , San Francisco , ,
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mining-dumping integral optimization 1 subzone & periodic dumping 1 ecological-adaptive index 1 pit dump automation design 1 multi-objective planning 970[Google]
multi-objective optimization 328000
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test examine check test examine inspect survey measure gauge
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Cattle Dairy cattle Milk cattle Black and white British friesian Holstein friesian Chinese friesian Chinese black and white
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zeolite F analcime scolecite stilbite harmotome chabasie natrolite heulandite laumontite zeophyllite
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GB/T 67191986 Classification and specification for bag filtersGB/T 139312002 Methods of performance tests for electrostatic precipitatorsGB/T 151872005 Measuring method for performances of wet dust collectorsGB/T 16845.11997 : Dust collector--Terminology--Part 1: Common ones
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(Aeronautical Obstacle Light) light Aeronautical Obstacle Light 3 aero obstruction light 9 obstacle indicated light 35 navigation mark light 688 aviation obstruction lamp 1080 aviation obstruction light 3750
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(): (: "reverse demulsifier")1 . CN1570034 Cross-linking type non-ionic reverse phase demulsifier and its preparation method.2 . CN1966138 Highly efficient anti-phase emulsion breaker for thick oil pollution water processing.3 . CN1059669 PREPARATION METHOD OF ANTIPHASE EMULSION BREAKER OF CATION POLYETHER MODEL.
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WTO
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3author compilereditorsponsoring bodytranslator corporate authorauthor's affiliation
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4title white pagesyellow pages
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5numbercode
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ISBNInternational Standard Book NumberISSNInternational Standard Serial NumberISBN 047181086x()0 (), 12()3()4()57()8()9() 471 81086 (x10)x
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ISSN 100582301005-823: 0:
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EI
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:
.
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1.3
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1.3.1 and* and and
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1.3.1 or+ or transistor or semiconductor( or ) and ( or )
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1.3.1 not- not Energy not nuclear
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same same Rose* same plant*1.3.2
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1.3.3comput computer, computers, computerize,computerization womn woman or womenorganiation organisation , organization
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managementmanage,managed,manager, managers,managing,management
autostemming off
Autostemming
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1.3.4
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Title TI Keyword/Topic KW Abstracts AB Full Text FT Author AU Corporate Source CS Document Type DT Journal Name JN Publication Year PY
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1.4 :
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1.2.3.4.
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,,
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CNKI
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--
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:Marine-derived,Anticancer,antitum*,antibiotic*, antivirus, antibacterial,Medicine, medical, drug*,apoptosisBIOSIS Previewstopic concept codetaxonomic data:Major concept=pharmacognocy and topic=marine or sea or ocean and Taxa=Microorganisms
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1.5 retrieval effectiveness
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RRecall ratio Pprecision ratio
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1.6 1.6.1 1.6.2 1.6.3
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1.6.1
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1.6.2 1234
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SCIEI
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1 2
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1 ; 2 3
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4 5 6
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1 Web of Knowledge CSAEBSCO; 2 3
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4
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5 ,()()
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1Peer Reviewed JournalsJCR
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2Review/
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3 : SCI""Cited Reference Search/
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9,,SCI200218,30-50 -(GFP)2008, A New Generation of CA-2+ Indicators with Greatly Improved Fluorescence Properties17700
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4 :SCIEI,E-mail
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5SCISCIISI2120SCI250 ISIhighlycited.com4000133121
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1SCI2SCI3SCISCI4SCISCI5
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6 1 2 3 4
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: xxjsyly2008@163.com xxjs2008
: http://xxjsyly2008.blog.163.com/ xxjsyly2008@163.com xxjs2008
: zjoulibfan@163.com
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!
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