The Sq(solar quiet)geomagnetic field is generated by the electric currents in the E-region of the ionosphere,driven by the atmospheric tides.It is a critical part of high-precision geomagnetic field modeling.Based on ...The Sq(solar quiet)geomagnetic field is generated by the electric currents in the E-region of the ionosphere,driven by the atmospheric tides.It is a critical part of high-precision geomagnetic field modeling.Based on the classic thermal tide theory and atmospheric electrodynamics,this research,for the first time,developed an Sq geomagnetic field model that is directly built on the physical mechanism of the ionospheric dynamo,which is responsible for daily variations of the geomagnetic field.The performance in Sq geomagnetic field modeling was investigated using the Macao Science Satellite-1(MSS-1)data.Our model can enhance the physics-based framework of comprehensive geomagnetic field modeling for the MSS-1 and ensuing missions.展开更多
部分中学教师在阅读课授课时可能会出现过分关注语言知识点而忽略文本本身价值的问题,并且授课模式相对单一,无形之中挫伤了学生学习的积极性与创造性,综合阅读能力迟迟得不到提高。由此,该文主要介绍了SQ3R阅读教学法的具体内容,并以...部分中学教师在阅读课授课时可能会出现过分关注语言知识点而忽略文本本身价值的问题,并且授课模式相对单一,无形之中挫伤了学生学习的积极性与创造性,综合阅读能力迟迟得不到提高。由此,该文主要介绍了SQ3R阅读教学法的具体内容,并以译林版牛津初中《英语》9A Unit 1 People who are happy with their jobs为例设计课堂教学实践。实践证明,SQ3R阅读教学法与阅读课“PWP”模式的结合可以帮助学生掌握阅读技巧,全面提高英语的阅读能力。展开更多
目的:建立可用于甘草HMGR,SQS1,β-AS合酶基因CNVs测定的稳定可靠的检测体系。方法:利用Real timePCR方法对甘草HMGR,SQS1,β-AS合酶基因CNVs进行测定。结果:在HMGR,SQS1,β-AS合酶基因以及内标基因lectin的定量检测实验中,其定量反应...目的:建立可用于甘草HMGR,SQS1,β-AS合酶基因CNVs测定的稳定可靠的检测体系。方法:利用Real timePCR方法对甘草HMGR,SQS1,β-AS合酶基因CNVs进行测定。结果:在HMGR,SQS1,β-AS合酶基因以及内标基因lectin的定量检测实验中,其定量反应的Ct值分别在25.82～25.88,29.01～29.08,15.52～15.56,19.06～19.08变化,SD分别是0.033,0.032,0.024,0.011,其CV分别是0.12%,0.22%,0.16%,0.06%。结论:所建立的Real time PCR体系重复性好,检测系统工作稳定可靠,可用于甘草HMGR,SQS1,β-AS基因的CNVs筛选。展开更多
基金supported by the National Natural Science Foundation of China(Grant Nos.12250013,12403070,12425306,42250101,12273092)the Macao Foundation,and Shanghai Post-doctoral Excellence Program(Grant No.2023000137)。
文摘The Sq(solar quiet)geomagnetic field is generated by the electric currents in the E-region of the ionosphere,driven by the atmospheric tides.It is a critical part of high-precision geomagnetic field modeling.Based on the classic thermal tide theory and atmospheric electrodynamics,this research,for the first time,developed an Sq geomagnetic field model that is directly built on the physical mechanism of the ionospheric dynamo,which is responsible for daily variations of the geomagnetic field.The performance in Sq geomagnetic field modeling was investigated using the Macao Science Satellite-1(MSS-1)data.Our model can enhance the physics-based framework of comprehensive geomagnetic field modeling for the MSS-1 and ensuing missions.
文摘部分中学教师在阅读课授课时可能会出现过分关注语言知识点而忽略文本本身价值的问题,并且授课模式相对单一,无形之中挫伤了学生学习的积极性与创造性,综合阅读能力迟迟得不到提高。由此,该文主要介绍了SQ3R阅读教学法的具体内容,并以译林版牛津初中《英语》9A Unit 1 People who are happy with their jobs为例设计课堂教学实践。实践证明,SQ3R阅读教学法与阅读课“PWP”模式的结合可以帮助学生掌握阅读技巧,全面提高英语的阅读能力。
文摘目的:建立可用于甘草HMGR,SQS1,β-AS合酶基因CNVs测定的稳定可靠的检测体系。方法:利用Real timePCR方法对甘草HMGR,SQS1,β-AS合酶基因CNVs进行测定。结果:在HMGR,SQS1,β-AS合酶基因以及内标基因lectin的定量检测实验中,其定量反应的Ct值分别在25.82～25.88,29.01～29.08,15.52～15.56,19.06～19.08变化,SD分别是0.033,0.032,0.024,0.011,其CV分别是0.12%,0.22%,0.16%,0.06%。结论:所建立的Real time PCR体系重复性好,检测系统工作稳定可靠,可用于甘草HMGR,SQS1,β-AS基因的CNVs筛选。
