【英文标准名称】:StandardSpecificationforHFC-23(Trifluoromethane,CHF3)
【原文标准名称】:HFC-23(三氟甲烷、CHF)的标准规范
【标准号】:ASTMD6126-1997(2003)e1
【标准状态】:现行
【国别】:
【发布日期】:1997
【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】:D26.09
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:消防;氟碳;规范(验收)
【英文主题词】:CHF3;FE-13;firefighting;firefightingagent;fireprotection;firesuppressant;HFC-23;hydrofluorocarbon;trifluoromethane
【摘要】:1.1ThisspecificationcoverstherequirementsforHFC-23asafirefightingmedium.1.2ThisspecificationdoesnotaddressthefirefightingequipmentorhardwarethatemploysHFC-23ortheconditionsofemployingsuchequipment(forexample:handshields,fixedinstallations,etc.).1.3ThisspecificationdoesnotaddressthestorageortransportationofHFC-23Storagehandling,andtransportationissuesareaddressedinPracticeD6127.1.4Thevaluesstatedinbothinch-poundandSIunitsaretoberegardedseparatelyasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.5Thefollowingsafetyhazardscaveatpertainstothetestmethodsportion,Section6,ofthisspecification:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G16
【国际标准分类号】:13_220_10;71_080_20
【页数】:3P.;A4
【正文语种】:


【英文标准名称】:Anechoicchambers-Part1:Shieldattenuationmeasurement;GermanversionEN50147-1:1996
【原文标准名称】:消声室.第1部分:屏蔽消声测量
【标准号】:EN50147-1-1996
【标准状态】:现行
【国别】:
【发布日期】:1996-07
【实施或试行日期】:1996-07-01
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:测定;试验;阻尼(波);参考级;屏蔽的;测量仪器;电气工程;滤屏衰减;测量;电磁兼容性
【英文主题词】:Absorbers;Booths;Braidshieldings;Damping;Definition;Definitions;Determinations;Electricalengineering;Electromagneticcompatibility;EMC;Measurement;Measuringinstruments;Measuringtechniques;Referencelevels;Rooms;Screeningattenuation;Screeningeffect;Shielded;Testing
【摘要】:
【中国标准分类号】:A59
【国际标准分类号】:33_100_01
【页数】:9P.;A4
【正文语种】:英语