DIN ISO 570-1985 纺织机械和附件.闭口"O”形综耳的综丝用穿综杆.等同采用ISO570－1982版本
时间:2024-05-11 05:17:52 来源: 标准资料网 作者：标准资料网 阅读：8406
【英文标准名称】:Textilemachineryandaccessories;healdcarryingrodsforhealdswithclosed"O"-shapedendloops;identicalwithISO570,edition1982
【原文标准名称】:纺织机械和附件.闭口"O”形综耳的综丝用穿综杆.等同采用ISO570－1982版本
【标准号】:DINISO570-1985
【标准状态】:现行
【国别】:德国
【发布日期】:1985-09
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:Textilnorm
【标准类型】:()
【标准水平】:()
【中文主题词】:环;金属线;纺织机械及附件;纺织机器;织造机械;尺寸;安装轨;综片;综丝;载荷支撑部件;多臂织机;织机;名称与符号
【英文主题词】:Braid;Designations;Dimensions;Dobbies;Healds;Heddles;Load-supportingdevices;Looms;Loops;Mountingrails;Textilemachineryandaccessories;Textilemachines;Wires
【摘要】:
【中国标准分类号】:W94
【国际标准分类号】:59_120_30
【页数】:4P;A4
【正文语种】:德语
【英文标准名称】:StandardPracticeforDosimetryinGammaIrradiationFacilitiesforFoodProcessing
【原文标准名称】:食品加工用Υ辐照设备的剂量测定的标准实施规程
【标准号】:ASTMISO/ASTM51204-2004
【标准状态】:现行
【国别】:美国
【发布日期】:2004
【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】:E10.01
【标准类型】:(ISO/ASTM)
【标准水平】:()
【中文主题词】:
【英文主题词】:absorbeddose;cobalt-60;cesium-137;dosemapping;dosimeter;dosimetry;foodirradiation;foodprocessing;gamma;installationqualification;ionizingradiation;irradiatedfood;irradiation;operationalqualification;performancequalification;radiati
【摘要】:4.1Foodproductsmaybetreatedwithionizingradiation,suchasgamma-raysfrom60Coor137Cssources,fornumerouspurposes,includingcontrolofparasitesandpathogenicmicroorganisms,insectdisinfestation,growthandmaturationinhibition,andshelf-lifeextension.Foodirradiationspecificationsalmostalwaysincludeaminimumormaximumlimitofabsorbeddose,sometimesboth:aminimumlimitissettoensurethattheintendedbeneficialeffectisachievedandamaximumlimitissetforthepurposeofavoidingproductorpackagingdegradation.Foragivenapplication,oneorbothofthesevaluesmaybeprescribedbygovernmentregulationsthathavebeenestablishedonthebasisofscientificdata.Therefore,priortotheirradiationofthefoodproduct,itisnecessarytodeterminethecapabilityofanirradiationfacilitytodelivertheabsorbeddosewithinanyprescribedlimits.Also,itisnecessarytomonitoranddocumenttheabsorbeddoseduringeachproductionruntoverifycompliancewiththeprocessspecificationsatapredeterminedlevelofconfidence.NOTE3-TheCodexAlimentariusCommissionhasdevelopedaninternationalGeneralStandardandaCodeofPracticethataddresstheapplicationofionizingradiationtothetreatmentoffoodsandthatstronglyemphasizetheroleofdosimetryforensuringthatirradiationwillbeproperlyperformed(1).4.2Somefoodproductsareprocessedinthechilledorfrozenstate.Therefore,dosimetersusedforroutineprocessingshouldbeselectedfortheirfunctionalityunderthoseconditions.Moreover,thetemperatureofadosimeterduringirradiationshouldbesufficientlystabletoallowcorrectionfortemperatureeffectsonthedosimeterresponse.Toavoidtheinfluenceoftemperaturegradientsondosimeterresponseandthesubsequentneedtocorrectfortheseeffects,methodsthatisolatethedosimeterfromtemperaturegradientsmaybeemployed.NOTE4-Formoredetaileddiscussionsofradiationprocessingofvariousfoods,seeASTMGuidesF1355,F1356,F1736,andF1885andRefs(1-11).4.3Toensurethatproductsareirradiatedwithinaspecifiedabsorbed-doserange,routineprocesscontrolrequiresroutineproductdosimetry,documentedproducthandlingprocedures(before,during,andafterirradiation),consistentorientationoftheproductsduringirradiation,monitoringofcriticalprocessparameters,anddocumentationofallrelevantactivitiesandfunctions.1.1Thispracticeoutlinestheinstallationqualificationprogramforanirradiatorandthedosimetricprocedurestobefollowedduringoperationalqualification,performancequalification,androutineprocessinginfacilitiesthatprocessfoodwithionizingradiationfromradionuclidegammasourcestoensurethatproducthasbeentreatedwithinapredeterminedrangeofabsorbeddose.Otherproceduresrelatedtooperationalqualification,performancequalification,androutineprocessingthatmayinfluenceabsorbeddoseintheproductarealsodiscussed.Informationabouteffectiveorregulatorydoselimitsforfoodproductsisnotwithinthescopeofthispractice(seeASTMGuidesF1355,F1356,F1736,andF1885).Note18212;Dosimetryisonlyonecomponentofatotalqualityassuranceprogramforadherencetogoodmanufacturingpracticesusedintheproductionofsafeandwholesomefood.Note28212;ISO/ASTMPractice51431describesdosimetricproceduresforelectronbeamandX-ray(bremsstrahlung)irradiationfacilitiesforfoodprocessing.1.2Forguidanceintheselectionandcalibrationofdosimetrysystems,andinterpretationofmeasuredabsorbeddoseintheproduct,seeISO/ASTMGuide51261andASTMPracticeE666.Fortheuseofspecificdosimetrysystems,seeASTMPracticesE1026andE2304,andISO/ASTMPractices51205,51275,51276,51310,51401,51538,51540,51607,51650,and51956.Fordiscussionofr......
【中国标准分类号】:
【国际标准分类号】:67_020
【页数】:10P.;A4
【正文语种】:英语
【英文标准名称】:StandardSpecificationforAlloy-SteelTurbine-TypeBoltingMaterialSpeciallyHeatTreatedforHigh-TemperatureService
【原文标准名称】:高温用经特殊处理的涡轮型合金钢螺栓材料标准规范
【标准号】:ASTMA437/A437M-2004
【标准状态】:作废
【国别】:美国
【发布日期】:2004
【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】:合金钢;紧固件;螺栓;钢;涡轮机;温度
【英文主题词】:Alloysteels;Bolts;Fasteners;Steels;Temperature;Turbines
【摘要】:
【中国标准分类号】:J13
【国际标准分类号】:21_060_01
【页数】:3P;A4
【正文语种】:英语