简介：HuainanCoalMiningBureau,aspeciallargecoalenterpriseandastatekeycoalproductionbase,issituatedincentral-northpartofAnhuiProvince.Thearea,well-knownas"thecoalcapitalofEastChina",aboundsincoalresources,andtheprovencoalreserveisestimatedtobeupto70billiontonswithcompletevarietiesandsuperiorquality.Bytheyearof2010,theannualproductioncapacitywillreach30milliontons.Thereareexcellentinvestmentenvironmentandconvenientcommunicationandtransportation

简介：Editor'sNote:Duringthecelebrationofthe50thanniversaryoftheQinghai-TibetandSichuan-TibetHighways,weinterviewedSongWangui,directoroftheTibetHighwayBureau,onroadconditionsofthetwohighwaysandthetransportsituationinTibet.

简介：GuangdongProvinceissituatedinthesouthernpartofChina,neighbouringHongkongandMacaoandfacingtheSouthChinaSea.Ithasalandareaof178,000squarekilometres.Sincethedriveofreformandopeningwaslaunched,theprovincehasuseditsgeographicalsuperiorityandrichagriculturalresourcestothefull,readjusteditsproductionstructure,reneweditsvarietiesandappliedadvancedscienceandtechnologytodevelopagriculture.Theruraleconomyhasseengreatchangesincomprehensiveeconomicresults.In1994,totalruralsocialoutputvaluewasRMB471.149billion,15.3timesthefigurefor1978;totalagriculturaloutputvaluewasRMB71.979billion.a179.5%increase;theincomeforfarmerswas

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简介：Guangdong,acoastalprovinceinsouthChina,hadverypoorfoundationofindustryinthepast.AftertheestablishmentofPeople’sRepublicofChinain1949,undertheleadershipandunifiedplanningofthecentralgovernment,economyconstructionofbothindustryandagriculturehavebeenboostedandhencetheprovicialelectricpowerindustryhavedevelopedaccord-ingly.Especiallysince1979,theimplementationofreformationand

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简介：Objective:Toestimatethecancerincidenceandmortalityin2012inGuangdongprovincebyanalyzingthecancerdataofselectedpopulation-basedcancerregistriesinGuangdongprovincein2012.Methods:Eightofninepopulation-basedcancerregistriessubmittedcancerdatatotheGuangdongProvincialCentreforDiseaseControlandPrevention(GuangdongCDC),whosedatametthedataqualitycriteriawereincludedforanalysis.Thestatisticsofselectedregistries,stratifiedbyareas,gender,ageandcancertypes,wereusedtoestimatethecancerincidenceandmortalityin2012inGuangdongprovinceaccordingtothepopulationdatainGuangdongprovince.Segi'spopulationandthenationalcensuspopulationin2000wereusedforcalculatingtheage-standardizedrates(ASR).Results:Atotalof15,084,942people,accountedfor17.47%ofallpopulationinGuangdongprovince,werecoveredin8selectedpopulation-basedcancerregistriesin2012.Thepercentageofcasesmorphologicallyverified(MV%)andthepercentageofdeathcertificate-onlycases(DCO%)were72.84%and0.87%,respectively,andthemortality/incidence(M/I)ratiowas0.56.Itwasestimatedthattherewere211,300newcancercasesand117,300cancerdeaths.Theincidencecruderate(CR),theASRbyChinesestandardpopulation(ASRC)andbyworldstandardpopulation(ASRW),andtheaccumulatedrate(AR)(0-74years)were250.20/100,000(265.39/100,000inmales,234.29/100,000infemales),207.04/100,000,201.34/100,000and22.91%,respectively,inGuangdongprovincein2012.TheincidenceCRandASRCwere267.25/100,000and221.43/100,000inurbanareas,and215.51/100,000and178.77/100,000inruralareas,respectively.ThedeathCR,ASRC,ASRWandAR(0-74years)were148.44/100,000(190.95/100,000inmales,105.06/100,000infemales),103.73/100,000,102.44/100,000and11.68%,respectively,inGuangdongprovincein2012.ThedeathCRandASRCwere164.57/100,000and105.46/100,000inurbanareas,and124.63/100,000and99.97/100,000inruralareas,respectivel

简介：UsingthemethodofSingularSpectrumAnalysis(SSA),theevolutionregularityoftropicalcycloneslandinginGuangdongareanalyzed.ThemainperiodsofyearlytopicalcycloneslandinginGuangdongarefoundat8andquasi-3years,andinthewestofPearlRiverMouthare12andquasi-2yearstothewestofPearlRiverMouth.ThenorthwestPacificthattopicalcyclonesaregeneratedisdividedinto8areas,andtheSea-SurfaceTemperature(SST)ineachareaisanalyzedusingSSA.ThemainperiodsofNINO-westare8and3years,andthoseofthewarmpoolare12and2years,respectively.ThismaybethephysicalreasonforthegenerationtropicalcycloneslandinginGuangdong.BycombiningtheMaximumEntropyMethod(MEM)withSSA(SSA-MEM),theyearlyvariationtrendoftropicalcycloneslandinginGuangdongandthePearlRiverMouthareforecast,andtheresultsaregood.Themethodcanbeusedinoperationalshort-rangeclimateforecast.

简介：OnOctober12thisyear,thecontractsoftheprocurementontheconverterstationequipmentforThreeGorges-GuangdongandGuizhou-Guangdong±500kVDCtransmissionprojects,know-howtransferandthesubcontractsonequipmentmanufacturinghasbeensigned.Theconstructionscaleofthetwoprojectsis

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简介：ThecharactersoforganicmatterinrocksandoresintheFankouandDabaoshandepositsaresystematicallystudiedwithregardtotheirimplicationsformineralization.TheresultsshowthatkerogensinthisareafaaamainlyintotheplutonismfieldinVanKrevelen'sdiagram.Reflectivityoftheorganicsubstancewasmeasuredtobe3.06%(Fankou)and1.67%(Dabaoshan),correspondingtothepaleo-geotemperaturesof232℃and184℃respectively.Thesametypesofporphyrinsandhydrocarbonswererecognizedintherocksandoresandhydrocarbon-bearinginclusionsarewidespreadinquartzandcalcite,particularlyinDabaoshan,Itisthoughtthattheorgainmattermusthaveplayedacriticalroleindiagenesisandmetallizationinthesedepositsandthatthehydrothermalsolutionwasmostlikelytobethetypeofwater-oilhotbrine.

简介：ThepurposeofthisworkistostudythemolecularepidemiologicalcharacteristicsofnorovirusgastroenteritisoutbreaksinGuangdong.DuringOctober2003andDecember2004,fecalandanalswabsspecimenscollectedfrom13outbreaksofnon-bacterialgastroenteritisweretestedfornorovirus.SpecimensweredetectedbyRT-PCRandsequenced.Thedescriptivedatawerealsocollected.Eightin13outbreaksofgastroenteritiswerepositivefornorovirus.Allof8virusstrainswereidentifiedasgenogroupⅡbutbelongedto3genotypes.SixstrainswereGⅡ-4genotype.NorovirusisamajorcauseofoutbreaksofnonbacterialgastroenteritisinGuangdongprovinceandhasawidedistribution.Theillnesshappendedfromlateautumntowinter.TheprevalentstrainsweregenogroupⅡvirus.

简介：WeusedearthquakecatalogsrecordedbyGuangdongSeismologicalNetworkfrom2008to2014toresolvethespatialvariationsofb-valuesinthecoastalareaofGuangdong,particularlyinthreekeyresearchareas(Yangjiang,Heyuan,andoffshoreNanaoIsland)withstrongseismicity.Ourresultsrevealedthatb-valuesexhibitedsignificantspatialvariations,andzoneswithlowb-valuescouldindicatethemostlikelyseismogenicareaoflargeearthquakes.Weobservedthreeclearlowb-valuepatchesintheoffshoreNanaoIsland.Wefoundadistincthighb-valuepeakatthedepthof11kmandtwominimumpeaksatabout14and7–8kmintheYangjiangarea.Theoverallb-valuesgenerallydecreasewithdepthintheHeyuanarea.Thespatialvariationsofb-valuesreflecttectonicanomalies;thatis,the‘low-high-low’distributionofb-valuesintheoffshoreNanaoIslandandtheYangjiangareamayindicatetheanomalyofthecrustalstructurewithaweaklayer.Theb-valuesofreservoir-inducedseismicityareobviouslylowerthanthatinducedbytectonism.Thisfindingindicatesthatthereservoirareaisgenerallyathighstressstateundertheconditionofhighporepressure.Weinferredthatlargeearthquakesmightbepronetooccurat10–12kmdepthintheoffshoreNanaoIsland,at12–15kmdepthintheYangjiangarea,andatthelowerpartoftheseismicactivityzoneintheHeyuanarea.Moreover,theupstreamareaoftheXinfengjiangreservoiristhemostlikelyareaoffuturelargeearthquakesintheHeyuanarea.

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简介：ThecharacteristicstructuresofthePrecambrianchertsfromtheGusuisection,Guangdong,Chi-na,includebeddedstructure,laminatedstructure,massivestructureandpseudobrecciatedstructure.ThechertischaracterizedbyconsistentlylowabundanceofTiO2,Al2O3andmosttraceelements.Howevver,itisenrichedinBa,As,Sb,HgandSe.InAl-Fe-Mnternarydiagrams,itfallsintothe'hydrothermalfield'.Correspondenceanalysisandfactoranalysisshowthatmanyelementsshowupinthefactorthatrepresentstheleachingofcountryrocksbyhydrothermalsolutions,andaretheverycharacteristicelementassociationfothegeochemicallyanomalousSouthChinabasement.Petrologicandgeochemicalevidencesuggestsahydrothermaloriginforthechert.ThechertmayhavebeenformedinaPrecambrianfiftoranextensionzonedevelopedwithintheYunkaimarginalgeosyncline,withafaultsystemlinkingittoanunknownheatsourceatdepth.

简介：TheDajiangpingpyritedepositlocatedinthemiddlesectoroftheYunkaiupliftinwesternGuangdongisastratiformsulphidedepositoccurringinSinianmarineclasticandfineclasticrocks.Theformationofthedepositwasrelatedtosubmarineexhalationandhotbrinedeposition.Apartofitwasreformedbylate-stagehydrothermalsolution.Theδ34Svaluesofpyritevaryfrom-25.55‰to+21.07‰,whichareinverselyproportionaltothecontentoforganiccarboninoreandpyrite.Passingfromstripedfine-grainedpyriteoretomassivecoarse-grainedpyriteore,i.e.fromsouthtonorth,thesulphurisotopiccompositionchangesfromthelightsulphur-enrichedonetotheheavysulphur-enrichedone.Theleadisotopiccompositionofstripedoreisconsistentwiththatofthecountryrocksoforebodiesandtheleadisradiogenicleadderivedfromtheuppercrust.Theleadisotopiccompositionofmassiveoreisrelativelyhomogeneousandits206Pb/204Pb,207Pb/204Pband208Pb/204Pbratiosareabitlo

简介：HuanengHaimenThermalPowerPlant,plannedtoinstallsix1036-MWultra-supercriticalcoal-firedgeneratingunits,isthefirstGW-classultra-supercriticalpowerplantinSouthChinapowergrid,

简介：从2002～2004的广东每日的力量负担和它到气象学的变量的连接的可变性特征与小浪分析和关联分析被分析。预言方程用优化子集回归被建立。一个线性增加趋势是很重要、季节的变化的结果表演是明显的。力量负担展出重要伪周刊(5-7天)摆动，quasi-by-weekly(10-20天)摆动和intraseasonal(30-60天)摆动。这些摆动被大气的低频率摆动和公共假期引起。广东每日的力量负担的变化显然在在星期天的减少，特别地象在中国新年期间的一个漏斗一样塑造。最小在第一和第二天被发现，力量负担逐渐地在劳动白天和国庆节的长假期期间在第三天以后增加到正常水平。广东力量负担对温度最敏感，它是主要影响因素，作为在在中国的另外的区域。力量负担也在不同季节期间与另外的气象学的元素有关系到某程度。在夏天的力量负担的最大值，最小在劳动白天和国庆节期间在中国新年和变化期间好使用优化子集回归和财务为工作日和假期的效果建立的方程适合并且预言。

简介：StrataofdifferentgeologicalperiodsextensivelyoutcropinwesternGuang-dongProvince,butmostgolddepositsarerestrictedtotheMiddle-LateProterozoicYunkaiGroupandtheCambrianBacunGroup,showingobviousstrata-bouncharacter-istics.GoldabundanceandtraceelementgeochemistryoftheYunkaiandBacunGroupsarecomparedwiththoseoftheOrdovicianandSilurianstrta.TheYunkaiGroupisconsideredtobethesourcestrataforgoldmineralizationintheregion.