简介:在劳动争议处理活动中,及时、准确地确定企业当事人资格,是劳动争议处理机构依法处理劳动争议的重要前提.但由于现行劳动法规对此没有做出明确的界定,在劳动仲裁工作实践中仲裁机关及其工作人员至今仍被种种不同的选择标准所困扰,致使一些争议案件得不到及时的受理和调处.其中比较常见的选择标准一是以法人资格为标准,即企业必须具备法人资格才可以充当企业当事人;二是以招工权为标准,即由具有招工权和人事管理权的企业主管部门来充当企业当事人.笔者认为,之所以出现这种现象,与我国传统的劳动法研究与教学不无关系.本文拟对此作一粗浅分析.
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简介:ThemeasurementsoftemperaturedependenceofthemagneticsusceptibilityofLa1-xSrxCoO3perovskiteoxidesatdifferentSrdoping(0≤x≤0.5)andannealingtemperaturewerepresented.Forthesamplewithx=0.1,ashoulderwasobservedaround150K,andapeakwhichisonefeatureofspinglassappearedaround50Kinthecurveofsusceptibilityversustemperature.Thehigh-temperature(250~420K)susceptibilityfitswellwithCurie-Weisslawforallsamples.WeissconstantandeffectivemagneticmomentweredeterminedandtheirvariationswithSrdopingandoxygenannealingconditionwereobtained.TheWeissconstantincreasesmonotonouslywithSrcontentforx>0.2.Thevaluesofeffectivemomentswereinterpretedwiththespinstateofcobaltions.Studiesonthesusceptibilitiesofthesampleswithx=0.2underdifferentpreparationtemperaturesandannealingtemperaturesshowthattherisingofsinteringtemperatureandannealingtemperaturewillincreasethepara-ferromagnetictransitiontemperature,andreducetheeffectivemomenttonormalvalue.OurresultshowsthatbothCo3+andCo4+ionsshouldbeinISstateafterannealingandtheoxygenannealingcausesthetransitionofCo3+spinstatefromHStoIS.
简介:探讨了在大生产条件下4Cr5MoSiV1钢的脱碳层测定原则。结果表明,金相法测定结果较准确且操作简便