ASTM F1997-2007 触觉薄膜开关敏感度的测定(针拨开法)用标准试验方法
时间:2024-05-21 03:44:27 来源: 标准资料网 作者：标准资料网 阅读：8275
【英文标准名称】:StandardTestMethodforDeterminingtheSensitivity(Teasing)ofaTactileMembraneSwitch
【原文标准名称】:触觉薄膜开关敏感度的测定(针拨开法)用标准试验方法
【标准号】:ASTMF1997-2007
【标准状态】:作废
【国别】:
【发布日期】:2007
【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】:F01.18
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:位移;薄膜开关;薄膜材料;灵敏度;开关;试验方法;传送
【英文主题词】:displacement;membraneswitch;switchsensitivity;switchtease;travel;Membraneswitches;Sensitivity(teasing);Tactilemembraneswitches;Teasing
【摘要】:Thetendencyofaswitchtomakeorbreakelectricalcontactatunexpectedmomentsduringclosureorreleasecanbeasignofapoordesign.Thedegreeofteasingcanrangefromasimpleannoyancetoafailureofcriticalcontrolprocess.Theam
【中国标准分类号】:
【国际标准分类号】:31_220_20
【页数】:3P.;A4
【正文语种】:
MIL-PRF-32150, PERFORMANCE SPECIFICATION: STATIC AUTOMATIC BUS TRANSFER SWITCH (SABT) ON SURFACE AND SUBMARINE NAVAL VESSELS (11 APR 2005)., This specification covers the Static Automatic Bus Transfer Switch (SABT), herein referred to as the SABT or the unit, for use on surface and submarine naval vessels. Requirements for Automatic Bus Transfer Switches (ABTs) and Manual Bus Transfer Switches (MBTs) are not covered in this specification. MIL-PRF-17773 specifies the requirements for ABTs and MBTs.【英文标准名称】:Non-ionicsurfaceactiveagents;Determinationofcloudpointindex;Volumetricmethod
【原文标准名称】:非离子表面活性剂浊点指数的测定容量法
【标准号】:ISO4320-1977
【标准状态】:现行
【国别】:国际
【发布日期】:1977-02
【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/TC91
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;容量分析;测定;始凝点;试验;化学指数;表面活性剂;化学分析和试验;试验设备
【英文主题词】:Chemicalanalysisandtesting;Chemicalindices;Cloudpoint;Cloudpointtitrationnumber;Definitions;Determination;Surfactants;Testequipment;Testing;Volumetric;Volumetricanalysis
【摘要】:Thedeterminationiscarriedoutbyadding,at30degreeCelsius,ofdistilledwatertoapropanolsolutiontothesurfaceactiveagentuntiltheappearanceofcloudiness.Thedeterminationofthecloudpointindexprovidedawayofcharacterizingweaklyalkoxylatedderivatesandtheirhydrocarbonhydrophobicgroups.Thissimpleandrapidmeasurementisavaluablemeansforcheckingthelevelofalkoxylationofnon-ionicderivativesintended,forexample,forsulphonation.
【中国标准分类号】:G72
【国际标准分类号】:71_100_40
【页数】:3P.;A4
【正文语种】:英语