JIS F8443-2003 造船.泛光灯
作者:标准资料网 时间:2024-05-14 23:25:45 浏览:9547
来源:标准资料网
【英文标准名称】:Shipbuilding--floodlights
【原文标准名称】:造船.泛光灯
【标准号】:JISF8443-2003
【标准状态】:现行
【国别】:日本
【发布日期】:2003-12-17
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JP-JISC)
【起草单位】:TechnicalCommitteeonShips
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:この規格は,船で用いる電源電圧250V以下の各種の電球及びランプを光源とするフラッドライト(以下,灯器という。)について規定する。
【中国标准分类号】:U63
【国际标准分类号】:29_140_10;29_140_20;47_020_60
【页数】:20P;A4
【正文语种】:日语
MIL-STD-790D, MILITARY STANDARD: PRODUCT ASSURANCE PROGRAM FOR ELECTRONIC PARTS SPECIFICATIONS (30 MAY 1986)., This standard is for direct reference in electronic parts established reliability (ER) specifications and establishes the criteria for electronic parts reliability assurance program which are to be met by manufacturers qualifying electronic parts to the specifications.【英文标准名称】:StandardTestMethodforBoroninWater
【原文标准名称】:水中硼的标准试验方法
【标准号】:ASTMD3082-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:D19.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:boron;colorimetric-extraction;curcumin;spectrophotometric;water,Boroncontent;Colorimetricanalysis--water;Curcumincolorimetric-extractionmethod;Inorganiccompounds--water
【摘要】:Becauseboroncanbebothessentialanddeleterioustoplantgrowth,andbecauseingestionoflargeamountscanaffectthecentralnervoussysteminhumans,amethodisrequiredtodetermineitsconcentrationinpotable,natural,andwastewaters.Thistestmethodprovidesameansofdeterminingtheboronconcentrationofthesewaters.TheholdingtimeforthesamplesmaybecalculatedinaccordancewithPracticeD4841.Boricacidisusedforchemicalshimcontrolofneutronfluxinanuclearreactor.Thistestmethodservestodetermineiftheboronconcentrationiswithinacceptablelimits.1.1Thistestmethodcoversthedeterminationofboroninwaterandwastewatersbythecurcumincolorimetric-extractionmethodinconcentrationsbetween0.1and1.0mg/L.Therangecanbeextendedbydilutionofthesample.1.2Onlydissolvedboronisdetermined.Thistestmethodrequiresthatthewatersamplebefilteredthrougha0.45-x03BC;mmembranefilterbeforeanalysis.1.3Thistestmethodisacolorimetricmethodthatisverysensitivetolowconcentrationsofboroninwaterandrequiresarelativelysmallsamplevolumeforanalysis.1.4Precisionandbiaswereobtainedonnaturalandwastewaters.Itistheuser''sresponsibilitytoensurethevalidityofthistestmethodforwatersofuntestedmatrices.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Z16
【国际标准分类号】:13_060_50
【页数】:6P.;A4
【正文语种】:英语