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1.
DestructionofVOCsbycombinationofcoronadischargeandcatalysistechniquesMuhammadArifMalik,JiangXuanzhenDepartmentofChemistry...  相似文献   

2.
DeformityfrequenciesofbenthicmarinediatomsasociatedwithcontaminatedsedimentsinHongKongMickDickmanEcologyandBiodiversityDepart...  相似文献   

3.
TheoreticalStudyHalegenAnomalyandItsFormingMechanismintheMetalOreDeposits:AsExemplifiedbyChadongAg AuDepositinWestern GuangdongProvinceZhangQianetal.(1) (1)……………………………………………………………………………………ClassificationofChrome SericiteMineralSeriesfromJinchangGoldDeposit,…  相似文献   

4.
TheoreticalStudyGeologicalFeaturesandMetallogenicTypeoftheLiushashanGold (Molybdenum)DepositinEjinQi(Prefecture) ,WesternInner MongoliaNieFengjunetal.(1) (1)……………………………………………………………………………………………CharacteristicsofTraceElementsinAketishikanGoldDeposit ,XinjiangYu…  相似文献   

5.
1 Introduction1-1 DiatomsDiatoms(ClassBacillariophyceae)arecommonandwidelydistributedinbothfreshandmarinewaters(Moser,1996).ThesemicroscopicunicellularplantsfixamajorportionoftheEarth○scarbon,generateoxygen,andsupplyfoodtoanimalswhichfeedonthem(Dixit…  相似文献   

6.
AcidificationandchangeofphysicochemicalpropertiesofMt.Hengsoilsinlast34yearsDaiZhaohua;LiuYunxia;WangXingJun;ZhaoDianwu(Resea...  相似文献   

7.
“可持续性”定义的困难   总被引:2,自引:0,他引:2  
Toma.  MA 夏光 《世界环境》1995,(3):4-6,33
“可持续性”定义的困难TheDifficultyinDefiningSustainability¥MichaelA.TomanAbstract:forecologistssustainabilityconnotespresevastionofthes...  相似文献   

8.
沙漠和沙漠绿化技术DesertandDesertGreeningTechnology¥MasaoToyamaAbstract:Increasingatgreatspeed,theworldpopulationnowstandsat5billionan...  相似文献   

9.
IntroductionNowSO2 istheoneofmaingaspollutantsandthemaincauseofacidrainproblem .SO2removalby pulsecoronadischargeisanewDe SO2 techniquedevelopedduringlastten years(Masuda ,1 993;Mizuno ,1 986 ;Dinelli,1 990 ) .SO2 influegasisoxidizedbyactivatedradical(suchasOH ,HO2 ,NH2 ,O)w…  相似文献   

10.
IntroductionThebrassylicacidmanufacturingwastewatercontainshighchemicaloxygendemand(COD)concentration3000—12000mg/LanditsBOD5/CODisamong04—05Meanwhilethewastewatercontainshighsulphateconcentrationabout13000mg/LanditspHvalueisonly1—2Achemicalcompanyappliedneutrali…  相似文献   

11.
PhotochemistryofchryseneadsorbedonseveraltypesofparticleZhongJinxian;MauldinR.F.;Dunstan,T.D.T,Sanders,J.K.,Hipps,A.D.,Wehry,...  相似文献   

12.
物种多样性     
物种多样性联合国环境规划署(UNEI/GEMS)SpeciesDiversity¥Abstract:Diversifiedplantsandanimalsprovidemankindwithabundantfood,medicine,building...  相似文献   

13.
OntheecologyofvectorsFernandoDiasdeAvilaPiresDepartmentofTropicalMedicine,InstitutoOswaldoCruz,21045900RiodeJaneir,BrazilAb...  相似文献   

14.
妇女,资源的管理者Women,theResourceManagers¥ElizabethMayAbstract:ExecutiveDirectoroftheSierraClubofCanadaandholderofaUnitedNationsEnvi...  相似文献   

15.
NaturereserveconstructionanditscontributiontothebiodiversityconservationinChinamainland¥JiangMingkang;XueDayuan(NanjingInstit...  相似文献   

16.
ModellingofLijiangRiverYeChangnung;XieYongnnng;MaRuixia;DuXiuying(ResearchCenterforEco-EnvironmentalSciences.ChineseAcademyof...  相似文献   

17.
MetbodologyofenvironmentalimpactassessmentforregionaldevelopmentZhuTan;ChenWei(DepartmentofEnvironmentScienceofNankaiUniversi...  相似文献   

18.
Vol.162001No.1DiscussiononSystemMethodofStudyingGlobalEnvironmentalChangeCHENShupengYUETianxiang8ImpactsofClimateChangeonWaterResourceVulnerabilityinLaizhouBayRegionDENGHuipingZHAOMinghua14ProblemsandOptimumControlStrategyofLakeWaterResourcesinChina……  相似文献   

19.
1IntroductionLandscapestructurewithintheMuUsDesert,asemiaridregionofnortheasternChina,isthebasicfocusofthisstudyconcerningla...  相似文献   

20.
泰国湿地的可持续发展SustainableWetlandsDevelopmentinThailand¥Dr.SansaneeChoowaewiswiththeFacultyofEnvironmentandResourcsStudiesatMahido...  相似文献   

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