INSPEC(科學(xué)文摘)數(shù)據(jù)庫(kù)培訓(xùn)-天津大學(xué)圖書館

1、Inspec 數(shù)據(jù)庫(kù)培訓(xùn)on EV2 Tianjin University June 2005培訓(xùn)內(nèi)容EV2 platform Update IEE & Inspec 背景回顧, 學(xué)科/ 地區(qū)的覆蓋面, 文件類型, 最新發(fā)展主題字段 (Subject fields) 的結(jié)構(gòu)和它的使用.標(biāo)題 (Title)、摘要 ( Abstract)主題詞 (Subject terms)、控制詞 (Controlled Terms)、非控制詞 (Uncontrolled Terms)分類代碼 (Classification codes)處理代碼 ( Treatment code)化學(xué)索引 (Chemical

2、Index)數(shù)值索引 (Numerical Data Index) 書目字段 (Bibliographic fields) 檢索。Q & AThe IEE(The Institution of Electrical & Engineers)成立于1871, 總部 設(shè) 在倫敦130,000 成員 -歐洲最大的專業(yè)工程師學(xué)會(huì)注冊(cè)為非贏利機(jī) 構(gòu) IEE 提 供 的 服 務(wù) 頒發(fā)專業(yè)資格證書 制訂安全和標(biāo)準(zhǔn)條例 舉辦學(xué)朮會(huì)議 34 Professional Networks ()IEE.tv初 級(jí) 出版物 -書, 期 刊 二 次 出版物 - Inspec Database Inspec的專業(yè)覆蓋五大學(xué)

3、科的科學(xué)和技術(shù)方面的文獻(xiàn),全球各國(guó)查新和專利申請(qǐng)/審批必檢數(shù)據(jù)庫(kù)物理 (Physics)電子,電機(jī)工程學(xué) (Electrical & Electronic Engineering)計(jì)算器和控制工程學(xué)(Computer &Control Engineering)信息技術(shù) (Information Technology).生產(chǎn)和制造工程學(xué) (Production & Manufacturing Engineering) Inspec 數(shù)據(jù)庫(kù)820萬(wàn)條文獻(xiàn)(March 2005)覆蓋80個(gè)國(guó)家的出版物覆蓋超過(guò)140個(gè)國(guó)家的作者4000期刊和2000會(huì)議論文集 每年增加近45萬(wàn)條文獻(xiàn),即每星期增加近8

4、000條文獻(xiàn)文獻(xiàn)種類期刊會(huì)議論文集, 會(huì)議論文書和書的章節(jié)文獻(xiàn)報(bào)告和報(bào)告章節(jié)畢業(yè)論文文獻(xiàn)種類的百分比期刊73%會(huì)議論文 17% 發(fā)表在期刊的會(huì)議論文 8%其它 2%其它包括： 書和書的章節(jié) 文獻(xiàn)報(bào)告和報(bào)告章節(jié) 畢業(yè)論文Journals 73%Conferences 25%Others 2%25 %Figures correct as of Jan 2004Inspec Top 20 PublishersACM Japanese Journal Appl. PhysicsAIP Publishing MAIKNauka/Interperiodica APS Opt. Soc. AmericaAl

5、lerton Press PlenumAmerican Geophys. Union Science PressAstron. Soc. Pacific Taylor & FrancisElsevier WileyGordon & Breech SpringerIEE SPIE-Int. Soc. Opt. Eng.IEEE IOP Publishing Inst. Elect. Inf. & Comm. Eng. Univ. of Chicago PressWorld ScientificApril 2002Inspec Physics JournalsHigh Energy Physics

6、266Atomic & Molecular Physics149Fluid Dynamics & Plasma & Optics125Solid State Physics193Materials & Mechanics146Biophysics & Biomedical Journals129Astronomy & Astrophysics220 Note: Approximate number of Journals is givenInspec Engineering JournalsElectronics & Telecommunications380Instrumentation/A

7、erospace 60Power Engineering300Control & Systems Engineering300Computing800Note: Approximate number of Journals is givenIT Journals for BusinessNo of JournalsInformation Technology Journals 150Accounting TechnologyInformation Management & Computer SecurityTechnology in Banking & FinanceHealth Manage

8、ment TechnologyWhat to buy for businessComputer Fraud and SecurityHome Office ComputingPC WorldEDI Forum: The Journal of Electronic CommerceIT Notes for BankingTraining & DevelopmentComputers & FinanceNetwork ComputingInspec Database Subjects4.7 millionrecords 2.1 millionrecords2.7 millionrecords600

9、,000 records65,000 records物理電子,電機(jī)工程學(xué)計(jì)算機(jī)和控制工 程信息技術(shù) 生產(chǎn)和制造工程學(xué)Figures correct as of Jan 2004A. 物理 - 4.7 MillionA0 通用部分A1 基本粒子A2 核物理A3 原子分子物理A4 基礎(chǔ)物理A5 等離子體和放電物理學(xué)A6 固態(tài) (非電子) 物理A7 電子固體物理A8 跨學(xué)科物理學(xué)A9 地球物理學(xué), 天文學(xué)10%20%30%A4 Fundamental Physics (20%)基礎(chǔ)物理Electricity/Magnetism電磁學(xué) Optics光學(xué) Acoustics聲學(xué) Fluid dynami

10、cs液體力學(xué) Mechanics機(jī)械學(xué) Heat processes熱過(guò)程 A8Cross-disciplinaryPhysics跨學(xué)科物理學(xué) 33%Materials science 材料科學(xué) Physical chemistry 物理化學(xué) Energy resources& Environmental Science 能源 & 環(huán)境科學(xué) Biophysics Medical physics生物和醫(yī)學(xué)物理學(xué) B. 電子電機(jī)工程學(xué) - 2.8 M 0%20%40%B0 通用部分B1 電路B2 電子組成和部件B3 磁和磁的零件, 材料裝置B4 光電子/材料, 光應(yīng)學(xué)B5 電磁場(chǎng)B6 通信B7 儀

11、器和它的應(yīng)用B8 電子系統(tǒng)Engineering materials工程材料 B0General & Mathematics & Materials (35%)Engineering mathematics工程數(shù)學(xué) Electrical engineering& general topics機(jī)電之程學(xué) 和一般科目 Mathematical analysis數(shù)學(xué)分析 Integral transforms積分 & 轉(zhuǎn)換 StatisticalanalysisNumericalanalysisOptimisationMaintenance & safety維修,保養(yǎng) Production engi

12、neering生產(chǎn)綫Management管理Contracting合同合約 Education & training教育和訓(xùn)練 Deposition & preparation沉殿和制備 Properties材料屬性Testing 材料測(cè)試 Sonics & Ultrasonics聲學(xué)和超聲學(xué) Special Applications11%特殊應(yīng)用 Instrumentation16%議器 B7Biomedical engineering生物醫(yī)學(xué)工程 Aerospace techniquesEarth sciences地球?qū)W Military systems軍事系統(tǒng)和裝備 Nuclear in

13、strumentation核裝備 Metrology & Measurementequipment/systems 量度學(xué), 測(cè)試議器和系統(tǒng)設(shè)備 C. 計(jì)算機(jī)和控制工程 - 2.1 M0%20%40%C0 普通和管理C1 系統(tǒng)和控制理論C3 控制技術(shù)C4 數(shù)學(xué)和計(jì)算機(jī)理論C5 計(jì)算機(jī)硬件C6 計(jì)算機(jī)軟件C7 計(jì)算機(jī)應(yīng)用技術(shù)C1Systems&control theory44%Stability 穩(wěn)定性 Optimal control 優(yōu)控學(xué) Fuzzy controlNeurocontrol Nonlinearcontrol.Applications.Information theory信息理

14、論和程序 Adaptive systems自動(dòng)識(shí)認(rèn)系統(tǒng) Pattern recognition圖案辨認(rèn) Artificial intelligence人工智能 Integral transformsStatistical analysisOptimisation.Mathematicscomputing/control計(jì)算機(jī)/控制的數(shù)學(xué)議論基碼 Control theory控制理論學(xué) Systems theory系統(tǒng)議論 C7Computer Applications計(jì)算機(jī)應(yīng)用38%Engineering工程學(xué) Natural sciences自然科學(xué) Business &Administra

15、tion商業(yè)管理 Information Science信息科學(xué) Other applications其他 Humanities computingCAI.Home computingPhysics & chemistryMathematicsGeophysicsAstronomy.Biology & medicinePublishing.Information servicesInformation retrieval Electrical/ElectronicControl engineeringProduction engineeringMechanical .Computer engi

16、neeringOffice automationFinancial computingEducational ADPManufacturing ADP.Medical ADPD. 信息技術(shù) - 65,0000%20%40%60%D1 普通和管理D2 信息技術(shù)的應(yīng)用D3 信息技術(shù)系統(tǒng)D4 辦公室自動(dòng)化/通信技術(shù)D5 辦公室自動(dòng)化和計(jì)算機(jī)技術(shù)Public utilitiesFarmingBuildingTransportIndustryD2 Applications應(yīng)用技術(shù) 69%BusinessHealth carePublic administrationFinancial applicati

17、onsMarketingDistributionMediaPersonnelEmergency servicesLeisure industryEducationInformation systemsD3Generalsystems14%Microforms縮微複製品 Monitoring/alarm systems 監(jiān)視警告糸統(tǒng) Records management記錄資料管理 Video systems錄像糸統(tǒng) Voice equipment聲音裝置 Copiers複印機(jī) Office environment辨公室環(huán)境 Mailroom systems郵件系統(tǒng) E. 生產(chǎn)和制造工程學(xué) -

18、600,000E0 普通在生產(chǎn)和制造工程學(xué)的文獻(xiàn)E1 生產(chǎn)和制造工程學(xué)E3 工 業(yè) 界Figures correct as of Jan 2004Diverse Coveragetraffic controlTraffic signal control by Egogramsenvironmental scienceImpact of science and technology on energy and environmental research and developmentpacemakersParadoxical undersensing at a high sensitivity

19、 in dual chamber pacemakersphotographyColor handling in panoramic photographycomputer gamesA principal cognitive precondition of successful child-computer interactions in the information societylaser printersLong-haul lasers buyers guideradarFully integrated automotive radar sensor with versatile re

20、solutionradiation effectsModeling natural space ionizing radiation effects on external materialsmanufacturingAnalysis of a decentralized production-inventory systemnanotechnologyMolecular motors: natures nanomachinesInspec Online 檢索系統(tǒng): WOK, EV2, Ovid/ERL, EBSCOhost, Dialog, OCLC,從1969到現(xiàn)在的數(shù)據(jù)每周或每月更新In

21、spec on EV2 自 1898的數(shù)據(jù) 9 百萬(wàn)條文獻(xiàn)自 1969的數(shù)據(jù) 8.2 百萬(wàn)條文獻(xiàn) 數(shù)據(jù)每周更新容易檢索, 快速檢索和高級(jí)檢索等檢索介面網(wǎng)上敘詞表 (Inspec Thesaurus) 可瀏覽的網(wǎng)上索引 選擇檢索字段和限制 同一平臺(tái)可檢索CPX & Inspec數(shù)據(jù)庫(kù) 容易檢索 (Easy Search)介面 如要在所得的結(jié)果內(nèi)再進(jìn)行二次檢索，可于“Refine Search”內(nèi)輸入檢索詞，並選擇 “ Within results” 。但如要重新檢索新的詞或詞組，可選擇”All content”。在查尋結(jié)果屏幕的右邊，一些與檢索結(jié)果相關(guān)的詞或詞組被提取出來(lái)，讀者可參考這些信息來(lái)重

22、新設(shè)計(jì)檢索數(shù)據(jù)庫(kù)， 作者， 受控詞，分類代碼，文件類型， 語(yǔ)言， 出版年份，出版者等。Compendex、Inspec 和 Combined Compendex & Inspec 數(shù)據(jù)庫(kù)的檢索結(jié)果可以按相關(guān)性（relevance）或出版時(shí)間（publication year）進(jìn)行排序?？焖贆z索 (Quick Search)介面點(diǎn)擊瀏覽索引框旁邊的按鈕，可選擇所想使用的索引，然后點(diǎn)擊瀏覽（Browse），相應(yīng)的索引則會(huì)出現(xiàn)。用下拉式菜單選擇要檢索的字段。用下拉式菜單選擇數(shù)據(jù)庫(kù)更新的次數(shù)（從1到4次）。選擇要檢索的數(shù)據(jù)庫(kù)。高級(jí)檢索 (Expert Search)介面在高級(jí)檢索（Expert Sea

23、rch）界面，使用 “wn” 語(yǔ)法可檢索下列字段。 例如要檢索一個(gè)作者的姓名時(shí)，先輸入姓、逗號(hào)和空格，然后輸入名字的首字母及后綴（如果有后綴），然后加入wn AU語(yǔ)法。Inspec EV2 可檢索的索引字段主題字段目錄字段標(biāo)題摘要非控制詞控制詞 分類代碼 處理代碼 化學(xué)索引數(shù)值索引天體目標(biāo)索引AuthorAuthor affiliationPublication yearMeeting info(location, title)Source titleDocument typeLanguagePublishersCountry of publicationIdentifying code (I

24、SBN/ISSN )主題字段 標(biāo)題TI摘要 AB主題詞索引非控制詞 UI控制詞 CI特殊索引分類代碼 CC處理代碼 TC化學(xué)索引 CX數(shù)值索引 ND天體目標(biāo)索引 AOI自 由 詞控制詞Truncation/Boolean Review Boolean/ Proximity Operators OR, AND, NOT, NEARliquid near crystalline near phase Truncation / Wildcard * unlimited right-hand truncation $ used for stemming retrieves also managing,

25、 manager, managed etc autostemming in Quick Search (can be disabled)$managementTitle (標(biāo)題)TIAbstract (摘要) ABSubject TermsUncontrolled Index (非控制詞)UIControlled Index (控制詞 )CISpecial IndexesClassification Codes (分類代碼)CCTreatment Codes (處理代碼 ) TCChemical Indexing (化學(xué)索引 ) CXNumerical Data Index數(shù)字索引 NDAst

26、ronomical Object Indexing AO主題字段檢索標(biāo)題 (TI)取自原文, 如原文 非英語(yǔ), 它將會(huì)被翻譯成英語(yǔ)。如果需要, 額外的詞會(huì)增加在標(biāo)題后 Didahdidit dit didah didahdit dahdit dah didididit dit dahdidahdit dahdahdah dahdidit dit! 常用檢索字段Spreading the net (bank communications) (Morse code program)摘要(AB)取自原文, 如原文 非英語(yǔ), 它將會(huì)被翻譯成英語(yǔ)。自由詞字段常用檢索字段Title (標(biāo)題)TIAbstr

27、act (摘要) ABSubject TermsUncontrolled Index (非控制詞)UIControlled Index (控制詞 )CISpecial IndexesClassification Codes (分類代碼)CCTreatment Codes (處理代碼 ) TCChemical Indexing (化學(xué)索引 ) CXNumerical Data Index數(shù)字索引 NDAstronomical Object Indexing AO主題字段非控制詞字段 (Uncontrolled Index Term)Definition:One field of an Inspe

28、c record that includes key words and phrases from the original document selected by indexers to represent the key concepts of the document非控制詞字段 (FL)單詞或詞組取自標(biāo)題摘要全文 索引員的專業(yè)技術(shù)知識(shí)非控制詞字段可在高級(jí)檢索介面檢索e.g. “shangdong wn fl”DVD overview removable storage media AB- DVD has been proposed as a removable storage med

29、ia for consumers and computers in the multimedia era. Computer applications have been expanding to include high quality moving picture applications using digital compression technology such as MPEG1 and MPEG2. Consumer products, such as CD-Audio, Video-CD etc., using digital technology have become w

30、idely used. Digital signal processing technology has become widespread over broadcasting, CATV and communication. This evolution has been supported by LSI based on progress in DRAM technology. These expansions of digital technology require large capacity storage media. . . . . DVD overview removable

31、 storage media continued Optical technology has been expected to be the most promising removable storage media for both consumer and computer environments. DVD has been proposed as a new large capacity optical storage media unifying ROM, RAM and -R disk systems combined with video and audio applicat

32、ions. DVD-Video also provides good interactive capability for multimedia application such as edutainment and entertainment. Additional Uncontrolled Terms Assigned: semi-conductor memory; digital video discs非控制詞(Uncontrolled)在這些檢索中特別有用新概念, 縮寫和全名產(chǎn)品或公司名稱地名化學(xué)制品 (無(wú)機(jī)化合物分子式, 有機(jī)化合物名稱)數(shù)字?jǐn)?shù)據(jù)非專業(yè)或技術(shù)性詞或詞組自 由詞檢 索存

33、在的問(wèn)題存在下面些變化拼寫 首字母縮略詞 (acronyms) 術(shù)語(yǔ) (terminology) 標(biāo)點(diǎn) (punctuation)如果忽略得上述變化, 結(jié)果的相關(guān)性會(huì)降低拼寫的不同colour color defencedefenseatomisationatomizationaluminiumaluminumfibrefibercataloguecatalogsulphursulfurmodelingmodellinghaemodynamicshemodynamicsdiscdiskprogrammeprogramgreygray首字母縮略詞表達(dá)的不同(Acronyms)Thousands

34、of acronyms are usede.g. RAM, NVRAM, DRAM, SRAM (RAM variations)Authors often assume the acronym(s) are known One acronym is often used for more subjectsPC (microcomputers or printed circuits or programmable controllers)HV (high vacuum or high voltage)FEA (finite element analysis or field emitter ar

35、rays) 首字母縮略詞表達(dá)的不同(Acronyms)檢索SDISDI : Selective Dissemination of InformationScalable Delay InsensitiveSerial Digital InterfacesStrategic Defence Initiative術(shù)語(yǔ)的不同(Terminology)US vs UKaerial vs antennalift vs elevatorassisted vs aidedfield specific - examplePC, desk-top computer, microcomputer, laptop

36、Many examples exist in almost every subject 符 號(hào)(Symbols) ogamma alphabetadegreeintegralSymbols are retrieved by English words標(biāo)點(diǎn)的變化infraredinfra redinfra-redIR自 由詞檢 索的要訣 記住拼寫,首字母縮略詞,術(shù)語(yǔ),標(biāo)點(diǎn)等變化用截詞符 *用not; or; and 檢索下面字段時(shí)要注意:快速檢索: TI; AB; all fields; Sub/Ti/FL高級(jí)檢索: TI,AB,FL, Exercise 115 MinutesSee Hando

37、utSearch records relate to the topics:Colour TelevisionPCDVDWWWIBM/Toshiba/BMWTitle (標(biāo)題)TIAbstract (摘要) ABSubject TermsUncontrolled Index (非控制詞)UIControlled Index (控制詞 )CISpecial IndexesClassification Codes (分類代碼)CCTreatment Codes (處理代碼 ) TCChemical Indexing (化學(xué)索引 ) CXNumerical Data Index數(shù)字索引 NDAstr

38、onomical Object Indexing AO主題字段控制詞索引(Inspec Controlled Term) 擇自Inspec敘詞表的關(guān)鍵詞和詞組 標(biāo)點(diǎn)符號(hào),拼寫和專有名詞標(biāo)準(zhǔn)化 選用高度相關(guān)詞或詞組 相關(guān)詞或詞組被且選用在最恰當(dāng)?shù)乃?Inspec敘詞表 (2004) 有1萬(wàn)6千個(gè)詞或詞組,其中有9,092是優(yōu)先詞, 8,275是引入詞為什么用控制詞 (1)? 拼寫規(guī)范化 (Standardised Spelling),e.g. analysers - analyzers center, modeling, fiber, 標(biāo)點(diǎn)符號(hào)規(guī)范化 (Standardised Punctua

39、tion) e.g. online - on line, on-line and online為什么用控制詞 (2) ?專業(yè)或技術(shù)性詞或詞組規(guī)范化 (Standardised terminology)Internet - Web Servers/World Wide web/Air pollution - Acid rain; atmospheric pollution; global warming; greenhouse effectAntennas - “antennas and aerials”Television - colour /business television; TV;為

40、什么用控制詞 (3)?增加記錄相關(guān)性Inspec 敘詞結(jié) 構(gòu)-優(yōu)先詞 preferred terms-TelevisionUFTV, colour television, business television NTcable television, digital television, .BTtelecommunication servicesTTtelecommunicationRTtelecommunication controlvideo recording, telefilmingCCB6400; C3370J; D2105; E3050DIJanuary 1969PTA/V上位詞

41、 BT頂級(jí)詞 BT下位詞 BT敘詞表/引入詞和它的樹狀結(jié) 構(gòu)TVUSE Television敘詞表/引入詞和它的樹狀結(jié) 構(gòu)TVUSE televisiontelecommunication - (頂級(jí)詞 TT)telecommunication services (上位詞 BT)television (優(yōu)先詞 PT)cable television (下位詞 NT )怎么尋找最相關(guān)詞的敘詞(控制詞)通過(guò)試驗(yàn)查尋 on “Easy Search”查尋網(wǎng)上敘詞表輸入詞檢 索詞, 瀏覽提 示結(jié)果瀏覽上位詞，下位詞，頂級(jí)詞，相關(guān)詞 Exercise 215 MinutesSee handoutSear

42、ch records relate to the topics: (compare the results of using search Field of “ subject/ti/ab” and “Controlled Index”)Find records relate to “Printers”.Find records relate to “semiconductor Materials”Find thesaurus term for the following topicsSDI information science topic“helicopter control”Title

43、(標(biāo)題)TIAbstract (摘要) ABSubject TermsUncontrolled Index (非控制詞)UIControlled Index (控制詞 )CISpecial IndexesClassification Codes (分類代碼)CCTreatment Codes (處理代碼 ) TCChemical Indexing (化學(xué)索引 ) CXNumerical Data Index數(shù)字索引 NDAstronomical Object Indexing AO主題字段分類代碼(CL)Inspec分類代碼是一個(gè)很強(qiáng)大的檢索工具，可將檢索范圍限定在特定的研究領(lǐng)域。Inspec

44、分類表分為五大學(xué)科如下：A. 物理B. 電子,電機(jī)工程學(xué)C. 計(jì)算器和控制工程學(xué)D. 信息技術(shù)E. 生產(chǎn)和制造工程學(xué)分類代碼的結(jié) 構(gòu) B7650CSection Code Letter - Electrical & Electronic EngineersFirst LevelInstrumentation & Special ApplicationSecond LevelAerospace facilities and techniquesThird LevelGround SupportFourth Level (Optional)Aircraft Control 分類代碼 - BB0 G

45、eneral, engineering maths & materials scienceB1 Circuit theory, circuitsB2 Components, electron devices & materialsB3 Magnetic & superconducting materials & devicesB4 Optical materials & applications, optoelectronicsB5 Electromagnetic fieldsB6 CommunicationsB7 Instrumentation & special applicationsB

46、8 Power systems & applications分類代碼 - B76B7000 Instrumentation and special applicationsB7100 .B7600 Aerospace facilities and techniquesB7700 Earth sciences.B7610 General aspects of aircraft, space .B7620 Aerospace test facilities and simula.B7630 Aerospace instrumentation.B7640 Aerospace propulsion.B

47、7650 Ground support systems.B7630A Avionics.B7630B Power supplies.B7630D Space vehicle electronics.B7650C Air traffic control.B7650E Space ground support centres分類代碼 - B7B7000Instrumentation and special applications.B7600Aerospace facilities and techniques.B7610General aspects of aircraft, space veh

48、icles/satellites.B7620Aerospace test facilities and simulation.B7630 Aerospace instrumentation.B7630A Avionics.B7630B Power supplies.B7630D Space vehicle electronics .B7640Aerospace propulsion.B7650Ground support systems.B7650CAir traffic control.B7650ESpace ground support centres.B7700 Earth scienc

49、esenter B7* to retrieveall records below it分類代碼 - B76B7000 Instrumentation and special applications.B7600Aerospace facilities and techniques.B7610General aspects of aircraft, space vehicles/satellites.B7620Aerospace test facilities and simulation.B7630 Aerospace instrumentation.B7630A Avionics.B7630

50、B Power supplies.B7630D Space vehicle electronics .B7640Aerospace propulsion.B7650Ground support systems.B7650CAir traffic control.B7650ESpace ground support centres.B7700 Earth sciencesenter B76* to retrieve everything below it includes B7600 分類代碼 - B76B7000 Instrumentation and special applications

51、.B7600Aerospace facilities and techniques.B7610General aspects of aircraft, space vehicles/satellites.B7620Aerospace test facilities and simulation.B7630 Aerospace instrumentation.B7630A Avionics.B7630B Power supplies.B7630D Space vehicle electronics .B7640Aerospace propulsion.B7650Ground support sy

52、stems.B7650CAir traffic control.B7650ESpace ground support centres.B7700 Earth sciencesEnter B7650* toretrieve these records 分類代碼 - B76B7000Instrumentation and special applications.B7600Aerospace facilities and techniques.B7610General aspects of aircraft, space vehicles/satellites.B7620Aerospace tes

53、t facilities and simulation.B7630 Aerospace instrumentation.B7630A Avionics.B7630B Power supplies.B7630D Space vehicle electronics .B7640Aerospace propulsion.B7650Ground support systems.B7650CAir traffic control.B7650ESpace ground support centres.B7700 Earth sciencesenter B7650C retrieve these speci

54、fic records BElectrical & Electronic EngineeringB7 Instrumentation and special applicationsB76 Aerospace facilities and techniquesB7650 Ground support systemsB7650CAir Traffic ControlNotes:1. Classification codes can be searched at any of the above level 2. Truncation (*, ?) must be used at the five

55、-digit level分類代碼 - B7650C分類代碼 - 收窄檢索的結(jié)果Aeros. Facili. & TechnAvionicsGround support centreInstrum. & special te分類代碼 - 導(dǎo)航檢索B6220M(Mobile Radio System)B6210P(Teleconferencing)C6130S(Data security)分類代碼 好處使用分類代碼改進(jìn)查尋相關(guān)性 如要尋找非常具體類型的詞/詞組，可使用更詳盡的分類代碼去檢索。例如: B7630A 為航空電子學(xué) 怎樣查尋相關(guān)的分類代碼 ?于容易檢索 ( Easy Search) 介面

56、里，通過(guò)所得的結(jié)果，于屏幕的右邊，可直接點(diǎn)擊相關(guān)分類代碼的詞或詞組，然后通過(guò)試驗(yàn)查尋相關(guān)的分類代碼。查尋網(wǎng)上在敘詞表(Inspec Thesaurus) Exercise 315 MinutesSee handoutSearch records relate to the topics:Control application technique use on photographyBiological effects of radiationJava in multimedia seversTitle (標(biāo)題)TIAbstract (摘要) ABSubject TermsUncontrolle

57、d Index (非控制詞)UIControlled Index (控制詞 )CISpecial IndexesClassification Codes (分類代碼)CCTreatment Codes (處理代碼 ) TCChemical Indexing (化學(xué)索引 ) CXNumerical Data Index數(shù)字索引 NDAstronomical Object Indexing AO主題字段處理代碼 (TR)處理類型（Treatment type）用于說(shuō)明文獻(xiàn)的研究方法及所探討主題的類型。INSPEC數(shù)據(jù)庫(kù)可用的文件處理類型（Treatment type) 限定有：應(yīng)用 Applica

58、tions引文 Biographical經(jīng)濟(jì) Economic實(shí)驗(yàn) Experimental一般性綜述 General Review新發(fā)展 New developments實(shí)用 Practical產(chǎn)品評(píng)述 Product review理論 Theoretical處理代碼 (TR)Applications Bibliographic Economic aspects General or review New developments Practical Product review Theoretical Experimental A description of the actual use

59、 or implementation of an instrument, device, method, technique, computer program or physical effect, where a specific application is describedDocuments containing a bibliography or significant list of references(50)Document deals with cost, pricing, market forecast, etc.Documents give an overall vie

60、w of a subject. General approaches, overviews & introductory articlesDocument is meant to be of direct practical use and is of particular interest to engineers & design staffIntroduced in 1985. Includes product comparisons, tables & buyers guidesSubject matter is generally theoretical or mathematica