【英文标准名称】:Photogrammetryandremotesensing-Part1:Generaltermsandspecifictermsofphotogrammetricdataacquisition
【原文标准名称】:摄影测量学和遥感.第1部分:摄影测量学数据获取的一般和特殊术语
【标准号】:DIN18716-1-1995
【标准状态】:作废
【国别】:德国
【发布日期】:1995-11
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:建筑;信息处理;坐标轴;遥感;摄影测量学;地图学;测量;坐标系;X射线发生器;数学模型;获取系统;定义;记录;方位;测绘;陆地的
【英文主题词】:photogrammetry;remotesensing;measurement;construction;surveying;informationprocessing;definition;mathematicalmodels;x-raygenerator;recordings;orientation;coordinateaxis;coordinatesystems;cartography;pick-upsystems;terrestrial;definitions
【摘要】:
【中国标准分类号】:A77
【国际标准分类号】:01_040_07;07_040
【页数】:16P.;A4
【正文语种】:德语


【英文标准名称】:StandardTestMethodforDeterminationofCarbonylsInC4Hydrocarbons
【原文标准名称】:C4烃中羰基的标准试验方法
【标准号】:ASTMD4423-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:D02.D0.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:butadiene;C4hydrocarbons;carbonyls;titration;Aldehydes;Carbonylcontent;Hydrocarbons--C1-C5(andlighter);Ketones;Titration
【摘要】:Thedeterminationofthecarbonylcontentofpolymerization-grade1,3-butadieneisnecessary,sinceinsomepolymerizationreactions,thepresenceofcarbonylsinexcessoversomespecifiedamountcanhaveadeleteriouseffectuponthepolymerpropertiesorthereactionitself,orboth.1.1Thistestmethodcoversthedeterminationofcarbonyls(ketonesandaldehydes)inC4hydrocarbons.Thistestmethodwastestedonpolymerization-grade1,3-butadiene.1.2Theapplicablerangeforthistestmethodis0to50mg/kgcarbonylscalculatedasacetaldehyde.1.3OtherC4hydrocarbonsandtheirmixturesbesidespolymerization-grade1,3-butadienecouldbetestedusingthissametestmethod.However,theprecisionsectionofthistestmethodcoversonlycarbonylsinapplicablerangeaslistedin1.2,asfoundinpolymerization-grade1,3-butadiene.1.4WARNINGMercuryhasbeendesignatedbymanyregulatoryagenciesasahazardousmaterialthatcancausecentralnervoussystem,kidneyandliverdamage.Mercury,oritsvapor,maybehazardoustohealthandcorrosivetomaterials.Cautionshouldbetakenwhenhandlingmercuryandmercurycontainingproducts.SeetheapplicableproductMaterialSafetyDataSheet(MSDS)fordetailsandEPAx2019;swebsitehttp://www.epa.gov/mercury/faq.htmforadditionalinformation.Usersshouldbeawarethatsellingmercuryand/ormercurycontainingproductsintoyourstateorcountrymaybeprohibitedbylaw.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G16
【国际标准分类号】:71_080_80
【页数】:4P.;A4
【正文语种】:英语