SAE ARP731 General Requirements for Application of Vapor Cycle Refrigeration Systems for Aircraft

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Product Code:SAE ARP731
Title:General Requirements for Application of Vapor Cycle Refrigeration Systems for Aircraft
Issuing Committee:Ac-9 Aircraft Environmental Systems Committee
Scope:The purpose of this SAE Aerospace Recommended Practice (ARP) is to establish recommendations for the design, installation and testing of air vehicle vapor cycle refrigeration systems. These recommendations are representative of the refrigerant cycles.
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Product Code:SAE AMS1526
Title:Cleaner for Aircraft Exterior Surfaces, Water-Miscible, Pressure-Spraying Type
Issuing Committee:Ams J Aircraft Maintenance Chemicals And Materials Committee
Scope:This specification covers a water-miscible, low-foaming cleaner in the form of a liquid.【英文标准名称】:Nuclearfueltechnology-Determinationofmilligramamountsofplutoniuminnitricacidsolutions-PotentiometrictitrationwithpotassiumdichromateafteroxidationbyCE(IV)andreductionbyFE(II)
【原文标准名称】:核燃料技术硝酸溶液中毫克量钚的测定铈(Ⅳ)氧化和铁Ⅱ还原后用重铬酸钾电位滴定法
【标准号】:ISO8298-2000
【标准状态】:现行
【国别】:国际
【发布日期】:2000-03
【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】:化学分析和试验;钚;氧化;滴定法;滴定法;含量测定;核能;核燃料;硝酸;核动力;还原法;溶液;硝酸溶液;电位测量法;重铬酸钾;钾
【英文主题词】:Chemicalanalysisandtesting;Determinationofcontent;Nitricacid;Nitricacidsolutions;Nuclearenergy;Nuclearfuels;Nuclearpower;Oxidation;Plutonium;Potassium;Potassiumdichromate;Potentiometricmethods;Reductionmethods;Solutions;Titration
【摘要】:1ThisInternationalStandarddescribesapreciseandaccurateanalyticalmethodfordetermining1mgto5mgofplutoniumpermillilitreinnitricacidsolutions.2Themethodisveryselectiveforplutonium.Itissuitableforthedirectdeterminationofplutoniuminmaterialsrangingfrompureproductsolutions,tosolutionsofmixednuclearmaterialswithauranium/plutoniumratioupto20:1.However,potentialapplicationtotheassayofplutoniuminsolutionsofirradiatednuclearfuelsandsolutionsofmixednuclearmaterialswithuranium/plutoniumratiosof20:1to33:1hasnotyetbeendocumented.3Themethodrecommendsthatthealiquotbeweighedandthatthetitrationburettesbecalibratedgravimetricallyinordertoobtainadequateprecisionandaccuracy.Thisdoesnotprecludeusinganyalternativetechniquewhichcanbeshowntogiveanequivalentaccuracy.4Asthereproducibilityofthereactionconditionsisimportanttomaintaingoodperformance,extensiveautomatizationoftheprocedureisbeneficial.
【中国标准分类号】:F48;A46
【国际标准分类号】:27_120_30
【页数】:10P.;A4
【正文语种】:英语