ASTM D607-1982(2007) 湿磨云母颜料的标准规范

上一篇: ASTM D267-1982(2008)e1 黄铜粉的标准规范
下一篇: ASTM D561-1982(2008) 涂料用炭黑颜料的标准规范

【英文标准名称】:Microbiologyoffoodandanimalfeedingstuffs-HorizontalmethodforthedetectionandenumerationofpresumptiveEscherichiacoli-Mostprobablenumbertechnique
【原文标准名称】:食品和动物饲料的微生物学.假大肠杆菌检测和计数的水平方法.最大可能数技术
【标准号】:BSISO7251-2005
【标准状态】:现行
【国别】:英国
【发布日期】:2005-05-05
【实施或试行日期】:2005-05-05
【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】:农产品;饲料;细菌纲;细菌计数方法;大肠杆菌类;计数;定义;测定;食品;微生物分析;微生物学;微生物;测试;试验
【英文主题词】:Agriculturalproducts;Animalfeed;Bacteria;Bacteriacountmethods;Coliformbacteria;Counting;Definitions;Determination;Foodproducts;Microbiologicalanalysis;Microbiology;Microorganisms;Testing;Tests
【摘要】:ThisInternationalStandardgivesgeneralguidelinesforthedetectionandenumerationofpresumptiveEscherichiacolibymeansoftheliquid-mediumculturetechniqueandcalculationofthemostprobablenumber(MPN)afterincubationat37°C,thenat44°C.ThisInternationalStandardisapplicableto?productsintendedforhumanconsumptionandthefeedingofanimals,and?environmentalsamplesintheareaoffoodproductionandfoodhandling.WARNING—SomepathogenicstrainsofEscherichiacolidonotgrowat44°C.AlimitationoftheapplicabilityofthisInternationalStandardisimposedbythesusceptibilityofthemethodtoalargedegreeofvariability(seeClause10).
【中国标准分类号】:C53
【国际标准分类号】:07_100_30
【页数】:22P;A4
【正文语种】:英语


【英文标准名称】:Refrigeratingsystemsandheatpumps-Pressurereliefdevicesandtheirassociatedpiping-Methodsforcalculation;EnglishversionofDINEN13136:2001+A1:2005
【原文标准名称】:制冷系统和热泵.释压装置和相关管道.计算方法
【标准号】:DINEN13136-2005
【标准状态】:现行
【国别】:德国
【发布日期】:2005-12
【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】:制冷剂;质量流;压力;热源;阀门;制冷装置;压力过载;冷却系统;压力释放;压力阀;热泵;试验;规范(验收);数学计算;安全工程;设备;定型试验;危险防护;事故预防;安全要求;大小测量;设计;制冷
【英文主题词】:Accidentprevention;Coolingsystems;Design;Equipment;Heatpumps;Heatsources;Massflow;Mathematicalcalculations;Pressure;Pressureoverload;Pressurereleases;Pressurevalves;Protectionagainstdanger;Refrigerants;Refrigeratingplant;Refrigeratingplants;Refrigeration;Safetyengineering;Safetyrequirements;Sizemeasurement;Specification(approval);Testing;Typetesting;Valves
【摘要】:1.1ThisEuropeanStandarddescribesthecalculationofmassflowforsizingpressurereliefdevicesforcomponentsofrefrigeratingsystems.NOTETheterm"refrigeratingsystem"usedinthisstandardincludesheatpumps.1.2ThisEuropeanStandarddescribesthecalculationofdischargecapacitiesforpressurereliefvalvesandotherpressurereliefdevicesinrefrigeratingsystemsincludingthenecessarydataforsizingthesewhenrelievingtoatmosphereortocomponentswithinthesystematlowerpressure.1.3ThisEuropeanStandardspecifiestherequirementsforselectionofpressurereliefdevicestopreventexcessivepressureduetointernalandexternalheatsources,thesourcesofincreasingpressure(e.g.compressor,heaters,etc.)andthermalexpansionoftrappedliquid.1.4ThisEuropeanStandarddescribesthecalculationofthepressurelossintheupstreamanddownstreamlineofpressurereliefvalvesandotherpressurereliefdevicesandincludesthenecessarydata.1.5ThisEuropeanStandardreferstootherrelevantstandardsinclause5General.
【中国标准分类号】:J73
【国际标准分类号】:27_080;27_200
【页数】:32P.;A4
【正文语种】:英语