ASTM F 1209-2008 在淡水和其它内陆环境、池塘及沼泽中使用浮油分散剂的生态考虑用标准指南
时间:2024-05-07 07:31:39 来源: 标准资料网 作者：标准资料网 阅读：8592
【英文标准名称】:StandardGuideforEcologicalConsiderationsfortheUseofOilSpillDispersantsinFreshwaterandOtherInlandEnvironments,PondsandSloughs
【原文标准名称】:在淡水和其它内陆环境、池塘及沼泽中使用浮油分散剂的生态考虑用标准指南
【标准号】:ASTMF1209-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:分散剂;生态学;指南;池塘;水
【英文主题词】:Dispersingagents;Ecology;Guidelines;Ponds;Water
【摘要】:
【中国标准分类号】:
【国际标准分类号】:13_060_10
【页数】:4P;A4
【正文语种】:英语
Product Code:SAE AS1037
Title:Fitting, Union, Standard and Reducer, Bulkhead, Flared
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope:No scope available.【英文标准名称】:StandardTestMethodforMeasuringPavementMacrotexturePropertiesUsingtheCircularTrackMeter
【原文标准名称】:用环道计测量路面宏观结构性能的标准试验方法
【标准号】:ASTME2157-2001(2005)
【标准状态】:现行
【国别】:
【发布日期】:2001
【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】:E17.23
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:pavementtexture;skidresistance
【摘要】:InthePIARCInternationalExperiment(13)itwasfoundthatthevolumetricmeantexturedepth(MTD)washighlycorrelatedtothespeedconstantoftheInternationalFrictionIndex.IthasbeenfoundthattheaverageoftheMPDvaluesfortheeightsegmentsusingtheCTMeterisextremelyhighlycorrelatedwiththeMTDandcanreplacethevolumetricmeasurementfordeterminationoftheMTD(2).TherecommendedrelationshipfortheestimateoftheMTDfromtheMPDbytheCTMeteris:whenMTDandMPDareexpressedinmillimetres,or:whenMTDandMPDareexpressedininches.Note18212;TheseequationsdifferfromthosegiveninPracticeE1845,whicharefortheestimatedtexturedepthsfromlinearprofiles.ComparisonoftheMPDandtheRMSforasurfaceprovidesinformationofthenatureofthetexture,thatis,whetherthetextureispositiveornegative(3).Analysisoftheindividualsegmentscanbeperformedtoexaminetheprofileparalleltothedirectionoftravel(segmentsAandE)andperpendiculartothedirectionoftravel(segmentsCandG).Thisinformationcouldbeparticularlyusefulinthestudyofsurfacesthathavetexturewithsignificantdirectionalcharacteristics.1.1ThistestmethodcoverstheprocedureforobtainingandanalyzingpavementmacrotextureprofilesusingtheCircularTrackMeter(CTMeter).1.2TheCTMeterconsistsofachargecoupleddevice(CCD)laser-displacementsensorwhichismountedonanarmthatrotatessuchthatthedisplacementsensorfollowsacirculartrackhavingadiameterof284mm(11.2in.).1.3TheCTMeterisdesignedtomeasurethesamecirculartrackthatismeasuredbytheDynamicFrictionTester(DFTester).1.4TheCTMetercanbeusedbothforlaboratoryinvestigationsandinthefieldonactualpavedsurfaces.1.5ThesoftwaredevelopedfortheCTMeterreportstheMeanProfileDepth(MPD)andtheRootMeanSquare(RMS)valuesofthemacrotextureprofiles.1.6ThevaluesstatedinSI(metric)unitsaretoberegardedasstandard.Theinch-poundequivalentsarerationalized,ratherthanexactmathematicalconversions.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:R66
【国际标准分类号】:93_080_20
【页数】:5P.;A4
【正文语种】: