简介:1.BirthofCALLNETinShanghai,Feb1984TimJohnsofBirminghamUniversityconductedaCALLworkshop,thefirstinChina,atShanghaiJiaotongUniversity.Itwentsowellthatthe24partic-ipants,mostlyEFLteachersfrom15universitiesandinstitutes,foundedanassociationCALLNETwithZhangYanbingandtheauthorascoordinatorsandTimasconsultant.TimbroughtthenewstotheChi-neseUniversity,HongKong,andHerbertPiersonjoinedin.
简介:Takingthedevelopmenttendencyofcurrentworldindustrialdevelopmentasthebackground,thispaperrestructurestheinternalspaceofurbancenterareabyillustratingreasonsforinternalspacedifferentiationofurbancenterarea,thatistosay,accordingtothetertiaryindustryinterior'shigh-endofvaluechainafterconvergenceamongtheprimary,thesecondaryandthetertiaryindustries,thespacestructureofurbancenterareawillformthespacedevelopmentmodewithcharacteristicmodernserviceindustryclusterdistrictsthroughverticalsegmentation,horizontalderivatizationandblockaggregationandrealizeperfectspacerenewalofurbancenterareaintheend.
简介:ZooplanktonsurveyswerecarriedoutonNovember2-3andDecember8-10,2001at12stationsintheNanWanBayofTaiwan,China.Altogether92quantitativezooplanktonsampleswerecollectedfromsubsurfacewaterandbottomwaterlayerswithtwoconicalplanktonnets(180cminlength,45cminopeningdiameter,333μmand200μminmeshsize).Atotalof31speciesofSiphonophoreswereidentified,amongthem7speciesarenewrecordsinthewatersaroundTaiwanIsland,ofwhichRocaceacymbiformisisanewrecordinChina.DominatedbyChelophyesappendiculata,Bassiabassensis,Diphyesbojani,Diphyesdispar,AbylopsiseschscholtziandChelophyescontorta,thesespeciesaccountedforover76%and63%ofthetotalabundanceinNovemberandDecember.ThespeciesnumberandSiphonophoresabundanceinDecember(25species,1.99inds/m3)weremorethanthoseinNovember(19species,0.438inds/m3),andtheyweremoreinthesurfacewaterlayerthaninthebottomlayeratmostsamplingstations.Inearlywinter,theoffshorehighsalinitywatermasswasamainfactorinfluencingthedistribution.ThesamplingefficiencyfortwoplanktonnetsisdiscussedandtheseasonalvariationofspeciesnumberandabundanceintheNanWanBayiscomparedwiththatintheneighboringwaters.
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