MIL-STD-1412A

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MIL-STD-1412A, MILITARY STANDARD: MOTORS, ELECTRIC; FOR AIR CONDITIONER APPLICATIONS, METHODS OF TESTS AND INSTRUCTIONS (07 MAR 1986) [NO S/S DOCUMENT]., This standard is intended to define specific methods for measurements associated with the evaluation of electric motors used for military air conditioner applications. These methods are described herein, and referenced for terminology, instrumentation, general methods of measurements and background electrical technology to NEMA and other industry standards. Each method described in this standard contains a results section which establishes failure criteria.
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【英文标准名称】:Machinetools-Testconditionsforhorizontalspindleturretandsinglespindleautomaticlathes-Testingoftheaccuracy
【原文标准名称】:机床卧式转塔车床和单轴自动车床检验条件精度检验
【标准号】:ISO6155-1998
【标准状态】:现行
【国别】:国际
【发布日期】:1998-03
【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/TC39
【标准类型】:()
【标准水平】:()
【中文主题词】:试验条件;验证;试验;定义;定义;准确度;车床;六角车床;机床;主轴
【英文主题词】:Accuracy;Definitions;Lathes;Machinetools;Spindles;Testingconditions;Tests;Turretlathes;Verification
【摘要】:ThisInternationalStandarddescribes,withreferencetoISO230-1andISO230-2,geometrictests,machiningtestsandtestsforaccuracyandrepeatabilityofnumerically-controlledpositioningaxesongeneralpurposeandnormalaccuracyturretandsinglespindleautomaticlathes.Italsospecifiestheapplicabletolerancescorrespondingtotheabove-mentionedtests.ThisInternationalStandardappliesonlytolatheswithamulti-toolturret.Thisturretcanbemanuallyindexed,semi-automaticallyindexedbymotionoftheturretslideorautomaticallyindexedbyanindependentcontrolincludingnumericalcontrol.Latheswithslidingheadstockareexcludedfromthescope,butlatheswithnumericalcontrolareincludedasfarasthecontentsofthisInternationalStandardareapplicable.ThisInternationalStandarddealsonlywiththeverificationofaccuracyofthemachine.Itdoesnotapplytotheoperationaltestingofthemachine(vibration,abnormalnoise,stick-slipmotionofcomponents,etc.)nortomachinecharacteristics(suchasspeeds,feeds,etc.)assuchchecksaregenerallycarriedoutbeforetestingtheaccuracy.
【中国标准分类号】:J53
【国际标准分类号】:25_080_10
【页数】:30P;A4
【正文语种】:英语


【英文标准名称】:Acoustics-Hearingprotectors-Part3:measurementofinsertionlossofear-mufftypeprotectorsusinganacoustictestfixture.
【原文标准名称】:声学.听力保护器.第3部分:用声学试验器具测量耳罩式保护器的插入损耗
【标准号】:NFS31-062-3-2008
【标准状态】:现行
【国别】:法国
【发布日期】:2008-10-01
【实施或试行日期】:2008-10-24
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:声学测量;声学试验;声试验;声学;定义;耳机上的橡皮护套;护耳器;耳罩式保护装置;检验;测量;测量技术;方法;噪声降低;规程;质量控制;安全装置;隔音;声强;声级;测试
【英文主题词】:Acousticmeasurement;Acoustictesting;Acoustics;Definition;Definitions;Earmuffs;Earprotectors;Ear-mufftypewearingprotectors;Inspection;Measurement;Measuringtechniques;Methods;Noisereduction;Procedures;Qualitycontrol;Safetydevices;Soundinsulation;Soundintensity;Soundlevels;Testing
【摘要】:
【中国标准分类号】:L31
【国际标准分类号】:13_340_20
【页数】:19P;A4
【正文语种】:其他