DIN 20478-1988 简易的地下矿道交叉点.半径50m.斜度1:7.几何尺寸
时间:2024-05-14 04:57:30 来源: 标准资料网 作者：标准资料网 阅读：8713
【英文标准名称】:Simplecrossoversforundergroundtracks;50mradius,1:7inclination;geometricdimensions
【原文标准名称】:简易的地下矿道交叉点.半径50m.斜度1:7.几何尺寸
【标准号】:DIN20478-1988
【标准状态】:现行
【国别】:德国
【发布日期】:1988-10
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:采掘;几何;地下开采;轨道(物料装卸设备);铁路轨道;轮距;尺寸;轨道运输用转线轨道
【英文主题词】:undergroundmining;crossoversforrailhaulage;geometry;railwaytrack;dimensions;trackwidths;tracks(materialshandlingequipment);mining
【摘要】:Inthisstandardarethegeometricalmeasuresofcrossoversconsistingofsimpleswitch-pointsofS30railswith50mradiusand1:7inclinationfixed.
【中国标准分类号】:S12
【国际标准分类号】:4660
【页数】:2P;A4
【正文语种】:德语
【英文标准名称】:StandardGuideforIrradiationofFinfishandAquaticInvertebratesUsedasFoodtoControlPathogensandSpoilageMicroorganisms
【原文标准名称】:用辐照法控制真正鱼类和水生无脊椎动物食品病原体及有害微生物的标准指南
【标准号】:ASTMF1736-2003
【标准状态】:现行
【国别】:
【发布日期】:2003
【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】:(Guide)
【标准水平】:()
【中文主题词】:食品卫生;微生物;病原细菌;鱼类;辐照
【英文主题词】:bacteria;crustacea;finfish;irradiation;labeling;microorganisms;packaging;parasites;pathogens;processing;shellfish
【摘要】:Absorbeddosesoforbelow1kGycaninactivatesomeparasites,suchasthebroadfishtapeworm(Dibothrocephaluslatus)(2).Absorbeddosesbelow10kGycanreduceoreliminatevegetativecellsofpathogenicsporeformingandnon-sporeformingmicroorganisms,suchasClostridiaspp.,Vibriospp.,Salmonellae,Listeriamonocytogenes,orStaphylococcusaureus,thatmaybepresentinfreshorfrozenproduct.4.2.1Absorbeddosesbelow10kGycanreducethenumbersofsomespores,butarenotadequatetoreducethepotentialhealthriskfrommicrobialsporesortoxins(3).Absorbeddosesbelow10kGycanreduceoreliminatethevegetativecellsofsporeformingandnon-sporeformingmicroorganisms,suchasBacillusorPseudomonasspecies,thatcausespoilageoffreshproduct,thusextendingrefrigeratedshelflifeinmanycases(4).1.1Thisguideoutlinesproceduresandrequirementsfortheirradiationofraw,untreated,fresh(chilled),orfrozenfinfishorshellfish.1.2Thisguidecoversabsorbeddosesusedtoreducethemicrobialpopulationinshellfishandfinfish.Suchdosestypicallyarebelow10kGy.1.3Theuseofvacuumpackagingwithirradiated,rawseafoodisnotcoveredbythisguidebecauseofthepotentialforoutgrowthof,andtoxinproductionfrom,Clostridiumbotulinumsporeswhichcangrowintheanaerobicenvironmentcreatedbyvacuumpackaging.1.4Thisguidedoesnotcovertheirradiationofdriedfishtocontrolinsectinfestation.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:B50
【国际标准分类号】:67_020
【页数】:6P.;A4
【正文语种】:
【英文标准名称】:StandardSpecificationforThermoplasticPolyester(TPES)InjectionandExtrusionMaterialsBasedonISOTestMethods
【原文标准名称】:基于ISO方法的热塑聚乙烯材料的选择和挤压的标准规范
【标准号】:ASTMD5927-2000
【标准状态】:作废
【国别】:美国
【发布日期】:2000
【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】:塑料技术;聚酯;热塑性聚合物;规范
【英文主题词】:plasticstechnology;specification;polyesters;thermoplasticpolymers
【摘要】:
【中国标准分类号】:G31
【国际标准分类号】:83_080_20
【页数】:10P;A4
【正文语种】:英语