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1、外文资料ForeignlanguageData21centuriesareanewcenturythatinformationsturn,thenetworkturns,thearithmeticfigureturns,theintelligenceturnstheboomingdeveloping.Thenewtechniquerevolutionofthescopeofworldwiththewavetideoftheknowledge-basedeconomy,pushthedevelopingcountrywithprosperthenationistechnicalandc
2、reativeintheel-ectronicsinformationwithapplytherealmtostandafreshatsamerisestorunonline,facethenewdevelopmentopportunitytogetherwithchallenge.Innowthisinformatio-nturnofsociety,whocanmakeuseoftheoneselfresourcesmoreavailably,controlmorecompletely,moreaccurateinformation,makeadecisionofscienceso
3、oner,whocanadjustthesocialcurrent,standfirmtheheelinvigorouscompetition,andbringsthebusinessenterprisetorepayshigherlyatthesametime.Geographyinformationsy-stem(geographicinformationsystem,gis).Thegeographyinformationsystemhand-lesobjectisspacepositionthatspaceentity,itshandletheprocessrelatetow
4、ithspa-cetheproceedingaccordingtothespaceentityexactly.Thegeographyinformationsystemhasveryhighblendability,itblendswithothe-rinformationtechnique,expandingthetechnicalapplicationintheinformationofthewhole.Theinformationturns,thenetworkturns,thearithmeticfigureturns,thewavetidethatintelligencet
5、urnisdashingandcrashing,thearithmeticfigurecityisexactlythetideastrideovertypefor,ifourcountrycanholdingtighthistorygivingdevelop-mentopportunityofthiswavetide,Chinesecityplanning,developmentswithmana-gethelevelmaywashintotheex-rowoftheadvancedcountriesofworldthepole,an-darousethedevelopmentoft
6、herelatedindustry.A,GISdevelopmenthistoryPutforwardfirstfrom1962Canada'srogertomlinsontheconceptofthegeographyinformationsystemcombinestoleadstoestablishintheworldthefirsthasthepracti-cealworthageographyinformationsystem———Canadageographyinformations-incesystem(canadageographicinformationsystem
7、,briefname"cgis"),geographyinformationthesystemacquiredthesubstantialadvancewithinthescopeofworld.theconductandactionsturnstodescribetothelivingspatialarithmeticfigureinmankind,analysiswithexpressionoftool,gisanimportancethatbecom
