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【英文标准名称】:TestMethodforKnockCharacteristicsofMotorFuelsbytheResearchMethod
【原文标准名称】:研究法对发动机燃料冲击性能的测试方法
【标准号】:ASTMD2699-1992
【标准状态】:作废
【国别】:美国
【发布日期】:1992
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:试验;燃料;抗爆率;特性;航空燃料;额定值;柴油;机动车燃料
【英文主题词】:ratings;testing;dieselfuels;aviationfuels;antiknockratings;automotivefuels;properties;fuels
【摘要】:
【中国标准分类号】:E31
【国际标准分类号】:75_160_20
【页数】:89P;A4
【正文语种】:英语


【英文标准名称】:StandardGuideforMonitoringAqueousNutrientsinWatersheds
【原文标准名称】:检测分水界水溶氮的标准指南
【标准号】:ASTMD6146-1997(2007)
【标准状态】:现行
【国别】:
【发布日期】:1997
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D19.02
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:磷;培养基;地下水;监控;大气的;地表水;氮;水质;环境指示器;河口湾;非定点来源的污染;定点来源的污染;土壤孔隙水;渗流区域;水的检测;分水界检测
【英文主题词】:atmospheric;environmentalindicators;estuary;groundwater;monitoring;nitrogen;nonpointsourcepollution;nutrient;phosphorus;pointsourcepollution;soilporewater;surfacewater;watermonitoring;waterquality;watershedmonitoring;vadosezone
【摘要】:Theuserofthisguideisnotassumedtobeatrainedtechnicalpractitionerinthewaterqualityfield.Theguideisanassemblyofthecomponentscommontoallaspectofwatershednutrientmonitoringandfulfillsaneedinthedevelopmentofacommonframeworkforabettercoordinatedandamoreunifiedapproachtonutrientmonitoringinwatersheds.Limitations8212;Thisguidedoesnotestablishastandardproceduretofollowinallsituationsanditdoesnotcoverthedetailnecessarytomeetalloftheneedsofaparticularmonitoringobjective.Otherstandardsandguidesincludedinthereferencesdescribethedetailoftheprocedures.1.1Purpose8212;Thisguideisintendedtoprovidegeneralguidanceonawatershedmonitoringprogramdirectedtowardtheplantnutrientsnitrogenandphosphorus.Theguideoffersaseriesofgeneralstepswithoutsettingforthaspecificcourseofaction.Itgivesassistancefordevelopingamonitoringprogrambutnotaprogramforimplementingmeasurestoimprovewaterquality.1.2Thisguideappliestowatersfoundinstreamsandrivers;lakes,ponds,andreservoirs;estuaries;wetlands;theatmosphere;andthevadoseandsubsurfacesaturatedzones(includingaquifers).Thisguidedoesnotapplytonutrientsfoundinsoils,plants,oranimals.1.3Nutrientsasusedinthisguideareintendedtoincludenitrogenandphosphorusindissolved,gaseous,andparticulateforms.Specificspeciesofnitrogeninclude:nitrate,nitrite,ammonia,organic,totalKjeldahl,andnitrousoxide.Thespeciesofphosphorusincludetotal,totaldissolved,organic,acid-hydrolyzable,andreactivephosphorusasdescribedin()1.4Safety8212;Healthandsafetypracticesdevelopedforaprojectmayneedtoconsiderthefollowing:1.4.1Duringtheconstructionofsamplingstations:1.4.1.1Drillingpracticesduringmonitoringwellinstallations,1.4.1.2Overheadandundergroundutilitiesduringmonitoringwelldrilling,1.4.1.3Trafficpatterns/concernsduringsamplingstationinstallation,1.4.1.4Trafficpatterns/concernsduringsurveyingsamplingstationlocationsandelevations,1.4.1.5Drillingthroughmaterialshighlycontaminatedwithfertilizers,and1.4.1.6Installingmonitoringequipmentbelowthesoilsurface.1.4.2Duringthecollectionofwatersamples:1.4.2.1Usingacidsforsamplepreservation,1.4.2.2Samplingduringfloodingeventsandiceconditions,1.4.2.3Trafficonbridges,1.4.2.4Conditionofsamplingstationsfollowingfloodevents,1.4.2.5Samplingofwaterorsoils,orboth,highlycontaminatedwithfertilizers,1.4.2.6Conditionsofsamplingstationsresultingfromvandalism,1.4.2.7Adverseweatherconditions,and1.4.2.8Transportingliquidsamples.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:D04
【国际标准分类号】:13_060_50
【页数】:7P.;A4
【正文语种】: