《毕业设计(论文)外文翻译_ 活性炭对底泥污染物释放稳定性的研究》

《毕业 设计 领导形象设计圆作业设计ao工艺污水处理厂设计附属工程施工组织设计清扫机器人结构设计 (论文)外文翻译_活性炭对底泥污染物释放稳定性的研究》活性炭对底泥污染物释放稳定性的研究帕梅拉B.麦克劳德，马汀娜J.范登的Heuvel-格雷沃，塞缪尔北路骆马湖，?和理查德•LUTHY美国加利福尼亚州斯坦福大学，斯坦福大学土木与环境工程，94305沿海和海洋管理RIKZ，NL-4330;米德尔堡，荷兰国家研究所美国地质调查局，加利福尼亚州门洛帕克94025(2006年6月，2006年11月29日)。摘要:这项工作的特点是在蛤场污染沉积物中活性炭修正案的疗效对减少多氯联苯(PCB)的生物可用性。(猎人点海军造船厂，旧金山湾区，加州，美国)。测试方法发展为蛤使用对调查沉积物生物吸收的修正案的影响。泥沙与活性炭混合一个月后，生物富集试验(28天)，评估观察减少蛤蜊多氯联苯的生物吸收剂量和碳碳颗粒大小之间的关系。蛤蜊组织制定了提取和清理协议。增加碳剂量和减少碳粒子的大小可以增加活性炭治疗的疗效。观察到如果平均减少22，64和84,生物蓄积，则未经处理的相对猎民点沉积物碳修正为0.34，1.7，3.4,，，分别对平均生物蓄积减少41，73，和89,，则修正案(剂量1.7,干重)的碳粒子直径180至250，75至180，和25至75米，以 表 关于同志近三年现实表现材料材料类招标技术评分表图表与交易pdf视力表打印pdf用图表说话 pdf 明在这些测试中的动力学现象。通过消除蛤蜊PCB吸收实验量化水和泥沙亏损的生物动力学模型提供了一个不错的选择。模型的预测表明，从沉积物的摄食路线知80至95,的PCB由蛤负担吸收。关键词:生物动力模型多氯联苯活性炭修正案的富集向上采取路线引言在过去的二十年中，有机碳吸附范式转移到考虑碳的质量以及数量，许多研究人员观察到强烈的疏水性污染物的吸附炭黑/烟尘沉积物中碳和其他高吸附阶段。这些意见改进，包括吸收有机质和吸附碳的地质吸附剂的吸附模式。这些现象的调查随后承认，有较强的吸附导致污染物的生物利用度较低，从而引起我们如何对可利用沉积物中的整治力度，例如，西等修订fieldcollected泥沙与Ambersorb，碳树脂，并观察8个目标的多环芳香碳氢化合物(PAHs在沉积物孔隙水的浓度和生物利用度显着下降1oligochaete)。随后，莱博等特点，粗，细Ambersorb和椰子炭的成效在于降低了一套疏水性污染物的生物利用度。包括多环芳烃，多氯联苯(PCBs)，有机氯农药，聚集到低密度聚乙烯薄膜吸收测量。在南盆地多氯联苯整治提出的猎民点，旧金山湾区，在美国加利福尼亚州北部，超级网站，活性炭的修正案已被查处。齐默尔曼等进行了一套从猎民点的污染底泥的理化测试表明，在水相中加入活性炭降低PCB浓度，PCB被吸收到半透膜装置，进入上覆水和多氯联苯的静态通量。在猎民点沉积物生物学研究的一个同伴，米尔沃德等表明，活性炭类似齐默尔曼等人使用的剂量减少印刷电路板，由海洋amphipodLeptocheirusplumulosus和海洋多毛类Neanthesarenaceodentata摄取。目前的工作，探讨活性炭修正案的影响，第三个生物终点:咸水喂养蛤蜊macomabalthica。macomabalthica被选为特别，因为它是原产于旧金山湾区的直接摄取泥沙颗粒，并代表居住鱼的摄取途径之一。一个临时的鱼消费咨询发布于1994年旧金山湾，部分原因是PCB水平升高。本咨询今天仍然有效。因为这可能最终导致驻地鱼较低的PCB水平，因此，减少进入旧金山湾底栖食物链中的多氯联苯量是非常理想Opinionsandsuggestionsontheparty'smasslineeducationalpracticeAccordingtothecentralandprovincial,municipalunifieddeployment,accordingtomunicipalPartycommittee"aboutcarryingouttheparty'smasslineeducationalpracticeactivityinthecity'simplementationopinions,thespiritoftheparty'smasslineeducationalpracticeactivitiesfrom20**inJanuaryto99months,carriedoutatalllevelsofdepartmentsanddirectlyaffiliatedinstitutionsandgrass-rootspartyorganizations.AccordingtomyactualCounty,thecountytocarryouttheeducationpracticeputforwardthefollowingimplementationopinions.First,theoverallrequirementsCountycountyeducationpracticetotheeighteenPartyofeight,thespiritofthethethirdPlenarySessionofthe18thCPCCentralCommitteeastheguidance,conscientiouslyimplementthespiritofgeneralsecretaryXiJinpingbookseriesofimportantspeech,earnestlyimplementtheCentralCommitteereally,opinionsandadvice><<>,<partyimplementingtheguidingideologyofopinionstodeterminetheobjectivesandrequirements,stepmethod,inaccordancewiththe""lookinthemirror,dressup,washbath,curetreatment,thegeneralrequirementsof"forthepeoplepragmatichonestpeopleasthetheme,incarryingforwardthespiritofZhuanglangZhuang,improvetheirworkstyle,servicetothemassesofthepeople,thefoundationofconsolidatinggrassroots,promotetransformationacrossefforts,tofurtherimplementthecentraleightregulationsand<Theoppositionpartyandgovernmentausteritywasteregulations","doublesection"provincialregulations,municipalprovisionsofthe"twelve"planandtheimplementationmeasuresfor<onimprovingtheworkstyleofclosetieswiththemasseslaw,highlightstylebuilding,carryoutthewholewindspirit,resolutelyopposeformalism,bureaucracy,hedonismandwastefulextravagancetosolvetheproblems,Partymembersandcadresofthestyleandthemassesofpeoplestrong,theMinistryofPartymembersandcadrestofurtherimprovetheirthinkingandunderstanding,tofurtherchangethestyleofthewind,themassestoclose,honestandpragmaticpeoplehonestimagetofurtherestablishthefoundationtofurtherreinforcethebasiclevel.Styleofthebuildingofthenewresultstopromotetheconstructionofapowerfulforceofthecountyandtheecologicalcultureofthecountyandcountyconstruction.Ineducationalpracticeactivitiesoftheunitismainly:thecountyandbelowcountydepartmentsundertheorgans,enterprisesandinstitutionsdirectlyunderthetownship,street,andcommunity,village,non-publiceconomicorganizations,socialorganizationsandothergrass-rootsorganizations.Agenciesandbranches,eachsingleunit,followtherulesoninternalinstitutions.Educationalpracticewithstepbystep.Toadheretothecountyleadership,leadershipandleadingcadrestofocusonoutstandingcatchtodirectlycontacttheserviceofthemassesoflawsupervisiondepartmentsandwindowunits,serviceindustry,educationalpractice,payattentiontograsptheheavytowns,streetsandvillages,communityeducationactivitiesandthemassesofgrassrootsgroupsinclosecontacttostrengthen,andthemajorityofPartymembers,cadresandthemasslinelineMarxdoctrineviewofthemassesandtheparty'seducation.Alwaysspeakseriouslyasabasicattitude,adheretopositiveeducation,tocarryoutcriticismandselfcriticismgroup,adheretothepragmatic,moreemphasisonleadership,paymoreattentiontothelayersofthedemonstration,morefocusonthefourwinds,solvetheproblem,paymoreattentiontoopenthedoor,theparticipationofthemasses,paymoreattentiontotheclassificationguidance.Orderly,paymoreattentiontothecooperationandcohesiondriven,morestrictrequirementsoninjection,reallysupervisionpractice,ensureeducationpracticeisnotemptyisnotemptyisnotpartial,notasamereformality.Two,thekeypointofthetaskThemaintaskofthecounty'seducationpracticeistoseizeagainst"fourwind"thisfocusoncentralizedsolveoutstandingproblemsaskedCounty,townshipleadershipandleadingcadresofthefourwinds,thedisadvantagesofthestyle,scalebehaviortoalargescaleinvestigation,overhaul,cleaninggreatly.Atthesametime,respondtotheconcernsofthemasses,safeguardtheinterestsofthemasses,payattentiontosolvepracticalproblems,solvethepeoplearoundtheunwholesometendenciesespeciallyoneat,takethecard,Yonglazyluxury,extravaganceandwastefees,privilegesandotherissues,timelyandeffective,withoutanydiscounttosolve,toimprovethestyleofrealimplementationoftherequirementsofrealtothegrassroots,realletgroupBenefitthepublic.(a)focusonsolvingthe"fourwinds"outstandingissuesThecentralandprovincialrequirements,thecountyleadershipandleadingcadresofkeyperformanceconceptisnotcorrect,donotdaretoplay,toengagein"imageproject","politicalproject",aleadershipguide,asetofideas,ordersandprohibitions,andapolicy,therearecountermeasurescounty.TheunitsdirectlyundertheheavyfocusonsolvingYunglazydrag,buckpassingskin,workisnotimplemented,theserviceisnotactive.Thedynamicproblemoflawenforcementandsupervisiondepartmentsandwindowunits,serviceindustrymainlysolvethedoorhard,uglyface,somethingdifficult,andarbitrarycharges,fines,levies,andbreachofprivilege,chinakayao,nottheproblemoflaw.Thetownship,streetThecollarofleadingbodiesandleadingcadrestosolvekeydoesnottheirownconditionstodevelopthecorrectroad,themaximumtoavoidinvestmentrisk,gainprofit.(three)vigorouslypromotethebrand.Toestablishbrandawareness,awarenessoftheuseofbrand,brandvalue,brandacquisitionperformance,enhancethecompetitivestrength.Concentratedmanpower,carefulplanning,packagingandpublicityofanumberofunique,marketinfluenceandcoverageofthebrand,theimplementationofkeybreakthroughs,toenhancethecompetitivestrength,walkingbusinessroadthecompetitionofalienationandcharacteristics,thepursuitofstabilityanddevelopmentofthemarket.(four)topromotetheintegrationofresources.Tofurtherbroadentheirhorizons,effectiveintegrationofresourceswithinthegroup,thecityresources,otherindustriesandregionalresources,mutualtrust,mutualbenefit,seekingwin-winprinciple,intheframeworkofnationalpoliciesandregulations,strictinspectionandargumentation,legalconsultation,examinationandapprovalprocedures,strictregulationofeconomicactivities,attractinjectionthesocialinvestmenttotheindustrygroup,toachieveleveragingthedevelopment,ensurethatthevalueofstate-ownedassets.(five)tostrengthentheconstructionmanagementpersonnel.Strengthenthemanagementofeducationandtrainingofcadresandworkersoftheexistingbusiness,firmlyestablishtheconceptofthemarket,enhancethesenseofcrisistoadapttomarketcompetition,thesenseofurgency,improvetheabilitytorespondtomarketcompetition,improvemanagementandoperationofthemarket.Atthesametime,accordingtotheneedofindustrialdevelopment,vigorouslytheintroductionofhigh-qualitymanagementmanagementpersonnel,andstrivetobuildahigh-qualityprofessionalmanagementteam,hardwork,andpromotetheentireworkforceknowledgestructure,agestructure,structureoptimizationandupgradingability,enhancecorecompetitiveness,adapttotheneedofmarketcompetition.(six)seriouslystudythepolicyforpolicy.SeriousresearchaboutsocialsupportthedevelopmentofculturalundertakingsinthecountryandtheXXpolicy,especiallythepolicyofindustrialdevelopment,financialinvestmentpolicy,financialpolicyandtaxpolicy,andactivelyseekpolicy,projectsandfunds,enterpriseandindustrygroupmissiontopromoteleapfrogdevelopment.的结果。材料与方法:泥沙吸附的接触和准备根据齐默尔曼等人描述的沉积物接触一个月过程与在这些实验中使用的TOG50200活性炭，(卡尔冈公司，匹兹堡，PA，USA)。这种碳的性质已在别处报道。碳水煮沸至少5分钟，以排除在毛孔中的其他气体，约4.9公斤的泥沙湿重增加了4-L玻璃辊管，用250毫升17个百分点的海水和所需的碳剂量(龙海洋研究站，圣克鲁斯，加利福尼亚，美国;麦克劳德等)。管被轧在2至3转速为30天，然后再由专人每周一次动摇。接触期间，泥沙被删除辊管，放在玻璃瓶(直径23厘米)。将温度控制在13C房间的罐子放置在单独的、38-L玻璃水族箱中，将约1L的17个百分点的海水添加到覆水的罐子中，此外泥沙会被蛤蜊吸收，在此期间前5天覆水每天更换。在哈俐加入的前一天，约20L的17个百分点海水的玻璃缸造成罐子顶部水位上升约2.5厘米(6-7厘米以上表层沉积物)，对玻璃缸塑料管材的玻璃吸管充气。生物蓄积性测试:生物蓄积性测试有三种，在生物蓄积性测试1，我们比较焦炭和活性炭(3.4,干重)的能力，以减少未经处理的采样点作为沉积物蛤吸收的一个控制点，我们从海沃德自然保护区蚌的生存和PCB吸收处理和未经处理的沉积物的调查比较知道，其中位于东南的采样点和横跨海湾的活性炭处理存在潜有害影响。海沃德泥沙之所以被选中，因为它是与texturally类似的沉积物中包含PCB水平低的采样点。在生物蓄积性测试2中，我们比较了三种不同剂量的活性炭处理的效果:3.4，1.7，0.34,干重。最后，在生物蓄积性测试三，我们研究了一剂应用在三种不同的活性炭粒度范围(1.7,干重)的疗效:直径25至75，75to180，和180至250米。活性炭用一只手磨床粉碎，然后湿过筛，以达到所需的大小分数。泥沙特性:在这些实验中使用的泥沙被收集在旧金山湾区三个地点:采样点海军造船厂，海沃德自然保护区，帕洛阿尔托Baylands自然保护区。在长达一年的使用前，沉积物存储在4C。海沃德和帕洛阿尔托沉积物分别有5.8、0.6、14.7、1.5ppb的PCB浓度(平均 标准 excel标准偏差excel标准偏差函数exl标准差函数国标检验抽样标准表免费下载红头文件格式标准下载 偏差整个)。在旧金山湾的背景下这些级别反映PCB浓度。沉积物生物蓄积性测试I，II和III中的使用的采样点收集在两个不同的采样事件，并分别多氯联苯的占总数的7.0、2.3、6.5、1.5、3.0、0.4PPM。第一次抽样事件测量后采样点沉积物的有机碳含量为1.7,。蛤曝光:如前麦克劳德等所述，蛤(M.balthica)从帕洛阿尔托Baylands自然保护收集。macomabalthica壳长范围在18-27毫米被接受，在实验室条件下蛤蜊被驯化，并在17个百分点海水的13C室下放depurated2至3天，然后随机分成组。20只蛤为PCB 分析 定性数据统计分析pdf销售业绩分析模板建筑结构震害分析销售进度分析表京东商城竞争战略分析 测定背景，清扫程序如下所述，在每个罐子里20活蛤放在泥沙顶部，并允许挖洞。24小时后，任何蛤没有洞穴被拆除和更换。在那个时候，玻璃缸中的空气也被关闭，并将表面的泥沙和三角褐指藻轻轻吹打或浇在加入到每个瓶子(25毫升)，以确保最小的沉积物再悬浮。在静态条件下蛤蜊被允许恢复通风前1小时喂。蛤以这种方式饲喂28-D，接触期间的持续时间为每周六或七次。至少每周一次16L水被从抽箱子抽走并用新鲜的17个百分点海水取代。除水前pH值和氨的水平需要记录。曝光的28天，蛤用手工检出，并用去离子水冲洗去除泥沙。Opinionsandsuggestionsontheparty'smasslineeducationalpracticeAccordingtothecentralandprovincial,municipalunifieddeployment,accordingtomunicipalPartycommittee"aboutcarryingouttheparty'smasslineeducationalpracticeactivityinthecity'simplementationopinions,thespiritoftheparty'smasslineeducationalpracticeactivitiesfrom20**inJanuaryto99months,carriedoutatalllevelsofdepartmentsanddirectlyaffiliatedinstitutionsandgrass-rootspartyorganizations.AccordingtomyactualCounty,thecountytocarryouttheeducationpracticeputforwardthefollowingimplementationopinions.First,theoverallrequirementsCountycountyeducationpracticetotheeighteenPartyofeight,thespiritofthethethirdPlenarySessionofthe18thCPCCentralCommitteeastheguidance,conscientiouslyimplementthespiritofgeneralsecretaryXiJinpingbookseriesofimportantspeech,earnestlyimplementtheCentralCommitteereally,opinionsandadvice><<>,<partyimplementingtheguidingideologyofopinionstodeterminetheobjectivesandrequirements,stepmethod,inaccordancewiththe""lookinthemirror,dressup,washbath,curetreatment,thegeneralrequirementsof"forthepeoplepragmatichonestpeopleasthetheme,incarryingforwardthespiritofZhuanglangZhuang,improvetheirworkstyle,servicetothemassesofthepeople,thefoundationofconsolidatinggrassroots,promotetransformationacrossefforts,tofurtherimplementthecentraleightregulationsand<Theoppositionpartyandgovernmentausteritywasteregulations","doublesection"provincialregulations,municipalprovisionsofthe"twelve"planandtheimplementationmeasuresfor<onimprovingtheworkstyleofclosetieswiththemasseslaw,highlightstylebuilding,carryoutthewholewindspirit,resolutelyopposeformalism,bureaucracy,hedonismandwastefulextravagancetosolvetheproblems,Partymembersandcadresofthestyleandthemassesofpeoplestrong,theMinistryofPartymembersandcadrestofurtherimprovetheirthinkingandunderstanding,tofurtherchangethestyleofthewind,themassestoclose,honestandpragmaticpeoplehonestimagetofurtherestablishthefoundationtofurtherreinforcethebasiclevel.Styleofthebuildingofthenewresultstopromotetheconstructionofapowerfulforceofthecountyandtheecologicalcultureofthecountyandcountyconstruction.Ineducationalpracticeactivitiesoftheunitismainly:thecountyandbelowcountydepartmentsundertheorgans,enterprisesandinstitutionsdirectlyunderthetownship,street,andcommunity,village,non-publiceconomicorganizations,socialorganizationsandothergrass-rootsorganizations.Agenciesandbranches,eachsingleunit,followtherulesoninternalinstitutions.Educationalpracticewithstepbystep.Toadheretothecountyleadership,leadershipandleadingcadrestofocusonoutstandingcatchtodirectlycontacttheserviceofthemassesoflawsupervisiondepartmentsandwindowunits,serviceindustry,educationalpractice,payattentiontograsptheheavytowns,streetsandvillages,communityeducationactivitiesandthemassesofgrassrootsgroupsinclosecontacttostrengthen,andthemajorityofPartymembers,cadresandthemasslinelineMarxdoctrineviewofthemassesandtheparty'seducation.Alwaysspeakseriouslyasabasicattitude,adheretopositiveeducation,tocarryoutcriticismandselfcriticismgroup,adheretothepragmatic,moreemphasisonleadership,paymoreattentiontothelayersofthedemonstration,morefocusonthefourwinds,solvetheproblem,paymoreattentiontoopenthedoor,theparticipationofthemasses,paymoreattentiontotheclassificationguidance.Orderly,paymoreattentiontothecooperationandcohesiondriven,morestrictrequirementsoninjection,reallysupervisionpractice,ensureeducationpracticeisnotemptyisnotemptyisnotpartial,notasamereformality.Two,thekeypointofthetaskThemaintaskofthecounty'seducationpracticeistoseizeagainst"fourwind"thisfocusoncentralizedsolveoutstandingproblemsaskedCounty,townshipleadershipandleadingcadresofthefourwinds,thedisadvantagesofthestyle,scalebehaviortoalargescaleinvestigation,overhaul,cleaninggreatly.Atthesametime,respondtotheconcernsofthemasses,safeguardtheinterestsofthemasses,payattentiontosolvepracticalproblems,solvethepeoplearoundtheunwholesometendenciesespeciallyoneat,takethecard,Yonglazyluxury,extravaganceandwastefees,privilegesandotherissues,timelyandeffective,withoutanydiscounttosolve,toimprovethestyleofrealimplementationoftherequirementsofrealtothegrassroots,realletgroupBenefitthepublic.(a)focusonsolvingthe"fourwinds"outstandingissuesThecentralandprovincialrequirements,thecountyleadershipandleadingcadresofkeyperformanceconceptisnotcorrect,donotdaretoplay,toengagein"imageproject","politicalproject",aleadershipguide,asetofideas,ordersandprohibitions,andapolicy,therearecountermeasurescounty.TheunitsdirectlyundertheheavyfocusonsolvingYunglazydrag,buckpassingskin,workisnotimplemented,theserviceisnotactive.Thedynamicproblemoflawenforcementandsupervisiondepartmentsandwindowunits,serviceindustrymainlysolvethedoorhard,uglyface,somethingdifficult,andarbitrarycharges,fines,levies,andbreachofprivilege,chinakayao,nottheproblemoflaw.Thetownship,streetThecollarofleadingbodiesandleadingcadrestosolvekeydoesnottheirownconditionstodevelopthecorrectroad,themaximumtoavoidinvestmentrisk,gainprofit.(three)vigorouslypromotethebrand.Toestablishbrandawareness,awarenessoftheuseofbrand,brandvalue,brandacquisitionperformance,enhancethecompetitivestrength.Concentratedmanpower,carefulplanning,packagingandpublicityofanumberofunique,marketinfluenceandcoverageofthebrand,theimplementationofkeybreakthroughs,toenhancethecompetitivestrength,walkingbusinessroadthecompetitionofalienationandcharacteristics,thepursuitofstabilityanddevelopmentofthemarket.(four)topromotetheintegrationofresources.Tofurtherbroadentheirhorizons,effectiveintegrationofresourceswithinthegroup,thecityresources,otherindustriesandregionalresources,mutualtrust,mutualbenefit,seekingwin-winprinciple,intheframeworkofnationalpoliciesandregulations,strictinspectionandargumentation,legalconsultation,examinationandapprovalprocedures,strictregulationofeconomicactivities,attractinjectionthesocialinvestmenttotheindustrygroup,toachieveleveragingthedevelopment,ensurethatthevalueofstate-ownedassets.(five)tostrengthentheconstructionmanagementpersonnel.Strengthenthemanagementofeducationandtrainingofcadresandworkersoftheexistingbusiness,firmlyestablishtheconceptofthemarket,enhancethesenseofcrisistoadapttomarketcompetition,thesenseofurgency,improvetheabilitytorespondtomarketcompetition,improvemanagementandoperationofthemarket.Atthesametime,accordingtotheneedofindustrialdevelopment,vigorouslytheintroductionofhigh-qualitymanagementmanagementpersonnel,andstrivetobuildahigh-qualityprofessionalmanagementteam,hardwork,andpromotetheentireworkforceknowledgestructure,agestructure,structureoptimizationandupgradingability,enhancecorecompetitiveness,adapttotheneedofmarketcompetition.(six)seriouslystudythepolicyforpolicy.SeriousresearchaboutsocialsupportthedevelopmentofculturalundertakingsinthecountryandtheXXpolicy,especiallythepolicyofindustrialdevelopment,financialinvestmentpolicy,financialpolicyandtaxpolicy,andactivelyseekpolicy,projectsandfunds,enterpriseandindustrygroupmissiontopromoteleapfrogdevelopment.暴露后的穴居和净化从帕洛阿尔托Baylands的自然保护区取来的泥沙被小于1毫米筛出，筛沙被放置在小的塑料容器，上覆添加17个百分点的海水。从曝光的罐子收获的蛤被放置在顶部的泥沙，并允许挖洞。蛤留在帕洛阿尔托沙提纯2天，净化是必要的，从而确保摄入多氯联苯污染的泥沙颗粒不会混淆组织的PCB分析。解剖和组织准备用手将蛤从净化容器中检出，用去离子水冲洗以去除泥沙。三四个人为一组对蛤进行解剖，丢弃壳，并将软组织液加入20ml的玻璃瓶。样品瓶在80C条件下被冻结不少于24小时。冷冻组织冻干(VIRTISFreezemobile12ES的SP行业，加德纳，纽约州，美国)，然后用迫击炮和杵粉碎之前立即提取的PCB。组织提取和清理从公布的程序中调整提取和清理程序，将硫酸钠添加到冻干、粉碎组织的50毫升的玻璃烧杯，形成自由流动的粉末。从三个连续添加20毫升的二氯甲烷提取积累多氯联苯和超声分散浆料按0.3到0.5?干组织分为6分(脉冲:15秒，15秒关)。农药级或更高用作溶剂，在一个缓慢的氮气流作用下使提取物相结合，集中约1至2毫升。浓缩液先用硫酸和水按1:1的比例清理，然后用5,高锰酸钾氧化，消除生物干扰。必要时，用小瓶离心提高相分离，激活铜加入样品以清除游离硫并保留一夜。然后通过一列投加3,的硅凝胶，投加1,氧化铝，投加硫酸钠的比例为50:50的二氯甲烷，戊烷提取物，来去除有机干扰。分析前浓缩洗脱液交换正己烷溶剂。为了测试方法的复苏，从美国环境保护署(USEPA)国家健康与环境影响研究实验室(格罗斯白细胞介素，心肌梗死)[13]获得知名的PCB标准数量(Arocolors1232，1248和1262的混合)被添加到额外粉碎，冻干，未曝光之前，首先提取步骤的蛤蜊组织。PCBs在6个矩阵尖峰总的百分比恢复为85+7,。图1。生物蓄积性试验II蛤状况指数计算。误差棒代表一个标准偏差(N3-4蛤/样品5个样本)。印刷电路板分析:二项内部标准(2,4,6-三氯和2,2，3,4,4，5,6,6octachlorobiphenyl)被添加到所有样品。根据美国戈什等人描述修改EPA方法8082，使用同类特定的PCB分析模型安捷伦6890气相色谱电子捕获检测器(安捷伦，美国加利福尼亚州圣克拉拉)。除非另有说明，Opinionsandsuggestionsontheparty'smasslineeducationalpracticeAccordingtothecentralandprovincial,municipalunifieddeployment,accordingtomunicipalPartycommittee"aboutcarryingouttheparty'smasslineeducationalpracticeactivityinthecity'simplementationopinions,thespiritoftheparty'smasslineeducationalpracticeactivitiesfrom20**inJanuaryto99months,carriedoutatalllevelsofdepartmentsanddirectlyaffiliatedinstitutionsandgrass-rootspartyorganizations.AccordingtomyactualCounty,thecountytocarryouttheeducationpracticeputforwardthefollowingimplementationopinions.First,theoverallrequirementsCountycountyeducationpracticetotheeighteenPartyofeight,thespiritofthethethirdPlenarySessionofthe18thCPCCentralCommitteeastheguidance,conscientiouslyimplementthespiritofgeneralsecretaryXiJinpingbookseriesofimportantspeech,earnestlyimplementtheCentralCommitteereally,opinionsandadvice><<>,<partyimplementingtheguidingideologyofopinionstodeterminetheobjectivesandrequirements,stepmethod,inaccordancewiththe""lookinthemirror,dressup,washbath,curetreatment,thegeneralrequirementsof"forthepeoplepragmatichonestpeopleasthetheme,incarryingforwardthespiritofZhuanglangZhuang,improvetheirworkstyle,servicetothemassesofthepeople,thefoundationofconsolidatinggrassroots,promotetransformationacrossefforts,tofurtherimplementthecentraleightregulationsand<Theoppositionpartyandgovernmentausteritywasteregulations","doublesection"provincialregulations,municipalprovisionsofthe"twelve"planandtheimplementationmeasuresfor<onimprovingtheworkstyleofclosetieswiththemasseslaw,highlightstylebuilding,carryoutthewholewindspirit,resolutelyopposeformalism,bureaucracy,hedonismandwastefulextravagancetosolvetheproblems,Partymembersandcadresofthestyleandthemassesofpeoplestrong,theMinistryofPartymembersandcadrestofurtherimprovetheirthinkingandunderstanding,tofurtherchangethestyleofthewind,themassestoclose,honestandpragmaticpeoplehonestimagetofurtherestablishthefoundationtofurtherreinforcethebasiclevel.Styleofthebuildingofthenewresultstopromotetheconstructionofapowerfulforceofthecountyandtheecologicalcultureofthecountyand