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【英文标准名称】:Plasticspipingsystemsfornon-pressureundergrounddrainageandsewerage-Polypropylene(PP)-Guidancefortheassessmentofconformity
【原文标准名称】:非压力地下废水排放和污水系统的塑料管道系统.聚丙烯.符合性评定指南
【标准号】:BSDDENV1852-2-2001
【标准状态】:作废
【国别】:英国
【发布日期】:2001-05-15
【实施或试行日期】:2001-05-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;试验;降低压力的;水常规(实验);总论;测定;塑料;配件;塑料管;规范(验收);材料;地下;排水;污水管;聚酯树脂;聚丙烯;聚丙烯;合格试验;管道装置;水常规;塑料管道;污水;管道;管道系统;下水道;试验参数
【英文主题词】:Conformitytesting;Definitions;Depressurized;Determination;Drainage;Fittings;Generalsection;Materials;Pipelineinstallations;Pipes;Pipingsystem;Plasticpipelines;Plasticpipes;Plastics;Polyesterresins;Polypropylene;PP;Sewage;Sewerpipes;Sewers;Specification(approval);Testparameter;Testing;Underground;Waterpractice
【摘要】:TobereadinconjunctionwithBSEN1852-1
【中国标准分类号】:P41
【国际标准分类号】:23_040_01;93_030
【页数】:20P;A4
【正文语种】:英语


【英文标准名称】:Guidefordosimetryinradiationresearchonfoodandagriculturalproducts
【原文标准名称】:食品和农产品辐射研究中的剂量测定指南
【标准号】:ISO/ASTM51900-2002
【标准状态】:作废
【国别】:国际
【发布日期】:2002-03
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC85
【标准类型】:()
【标准水平】:()
【中文主题词】:指导手册;定义;定义;;;;剂量测定;食品;核辐射;光线疗法;电离辐射;电子束;辐射测量;γ辐射;X射线;农产品
【英文主题词】:Agriculturalproducts;Assessment;Definitions;Dosimetry;Electronbeams;Foodproducts;Gamma-radiation;Guidebooks;Ionizingradiation;Nuclearradiation;Phototherapy;Radiationdose;Radiationmeasurement;Uncertainties;X-rays
【摘要】:1Thisguidecoverstheminimumrequirementsfordosim-etryandabsorbed-dosevalidationneededtoconductresearchontheirradiationoffoodandagriculturalproducts.Suchresearchincludesestablishmentofthequantitativerelationshipbetweentheabsorbeddoseandtherelevanteffectsintheseproducts.Thisguidealsodescribestheoverallneedfordosimetryinsuchresearch,andinreportingoftheresults.2Thisguideisintendedforusebyresearchscientistsinthefoodandagriculturalcommunities,andnotjustscientistsconductingirradiationresearch.It,therefore,includesmoretutorialinformationthanmostotherASTMandISO/ASTMdosimetrystandardsforradiationprocessing.3Thisguideisinnowayintendedtolimittheflexibilityoftheexperimenterintheexperimentaldesign.However,theradiationsourceandexperimentalsetupshouldbechosensuchthattheresultsoftheexperimentwillbebeneficialandunderstandabletootherscientists,regulatoryagencies,andthefoodandagriculturalcommunities.4Theeffectsproducedbyionizingradiationinbiologicalsystemsdependonalargenumberoffactorswhichmaybephysical,physiological,orchemical.Althoughnottreatedindetailinthisguide,quantitativedataofenvironmentalfactorsthatmayaffecttheabsorbed-doseresponseofdosimeters,suchastemperatureandmoisturecontentinthefoodoragriculturalproductsshouldbereported.5Theoveralluncertaintyintheabsorbed-dosemeasure-mentandtheinherentabsorbed-doserangewithinthespeci-menshouldbetakenintoaccountinthedesignofanexperiment.6Theguidecoversresearchconductedusingthefollow-ingtypesofionizingradiation:gammarays,bremsstrahlungX-rays,andelectronbeams.7Thisguidedoesnotincludeotheraspectsofradiationprocessingresearch,suchasplanningoftheexperimentaldesign.Dosimetrymustbeconsideredasanintegralpartoftheexperimentaldesign.8Theguidedoesnotincludedosimetryforirradiatorcharacterization,processqualificationandroutinedosimetry;thesesubjectsaredescribedinISO/ASTMPractices51204,51431,51608,51649,and51702.TheselectionandcalibrationofdosimetrysystemsisspecifiedinISO/ASTMGuide51261.9Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.
【中国标准分类号】:F80;X90
【国际标准分类号】:17_240;67_020
【页数】:9P;A4
【正文语种】:英语