【英文标准名称】:Testingofcoatingmaterials;methodsoftestforresistanceofcoatingstoionizingradiationinnuclearindustry
【原文标准名称】:涂层材料检验.在核工程设备中抗电离辐射的涂层稳定性的检验方法
【标准号】:DIN53781-1980
【标准状态】:作废
【国别】:德国
【发布日期】:1980-04
【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】:脆裂;光泽度(表面);起泡;湿度;试验;泉;γ辐射;X射线;覆层材料;公差;温度;覆层;辐射;核技术;裂开;光线疗法
【英文主题词】:nucleartechnology;phototherapy;testing;temperature;blistering;coatingmaterials;cracking;embrittlement;x-rays;humidity;coatings;tolerances(measurement);gloss(ofsurface);gamma-radiation;radiation;s
【摘要】:
【中国标准分类号】:F72;G50
【国际标准分类号】:5902;1110
【页数】:5P;A4
【正文语种】:德语


【英文标准名称】:StandardPracticeforDeterminingTotalImageUnsharpnessinRadiology
【原文标准名称】:应用放射学测定整体图像不清晰度的标准实施规程
【标准号】:ASTME2002-1998(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1998
【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】:E07.01
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:contrastsensitivitygauge;gammaray;imagingsystem;radiation;radiationenergy;spatialresolution;totalimageunsharpness;x-ray;Contrastsensitivity;Imageanalysis--radiographictesting;Radiationexposure;Radiologicalexamination;Spatia
【摘要】:Thegaugeisintendedtoprovideameansformeasuringtotalimageunsharpnessasindependentlyaspracticablefromtheimagingsystemcontrastsensitivitylimitations.FurtherdescriptionanddetailsofthegaugeareprovidedinEN-462-5:1994.Thegaugecanbeusedinconjunctionwithacontrastsensitivitymeasuringgauge,asdescribedinPracticeE1647.1.1Thispracticecoversthedesignandbasicuseofagaugeusedtodeterminethetotalimageunsharpnessofradiographsandradioscopicsystems.1.2ThispracticeisapplicabletoradiographicandradioscopicimagingsystemsutilizingX-rayandgammarayradiationsources.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thegaugedescribedcanbeusedeffectivelywithradiationenergiesupto400kv.Whenusingenergiesinthemegavoltrangetheresultsmaynotbecompletelysatisfactory.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H26
【国际标准分类号】:
【页数】:3P.;A4
【正文语种】:英语