The concept of aggregated signal is introduced. Quantitatively, an aggregated signal can be defined as the scalar signal: it accumulates in its own variations only those spectral components that are p
继电保护是电力系统的重要组成部分，在保证电力设备正常工作、电网安全稳定运行中发挥着非常重要的作用。随着继电保护技术及信息技术的发展和进步，继电保护的信息化管理也越来
A method for computing crustal horizontal velocities and strain-rates using repeated GPS survey and other crustal deformation measurement was presented in detail. Based on the data taken from the Crus
The claim that there exists a transition of earthquake energy distribution between small and large earthquakes is checked using broadband radiated energy of earthquakes for global seismicity. Scatteri
"就是因为员工汪志忠的一个创新提案,将变手动喷涂为环保喷涂,我们这条环保喷涂流水线油漆原料就省下50多万元,加上变频设备的节能降耗20多万元、劳动力成本降低等,投入的100
I.INTRODUCTION It iS generally accepted that the stress state in the upper crust and upper mantle in the southernQinghai—Xiz~g Plateau is essentially extension
在贵重金属矿产资源日益枯竭、采选冶过程污染量居高不下，且成本日益增加的情况下，加大对贵重金属废弃物的再生利用力度，具有经济和环境保护双重意义。贵重金属废弃物的再生利用
2015年1月1日,黑龙江省农垦共青管理委员会正式挂牌成立.仅1年时间共青管委会超额完成各项指标,完成辖区全口径税收总额2295万元,其中：国税税收收入295万元,地税税收收入2000
摘 要:笔者根据从事体育教育多年的经验,对如何通过改革学校体育,发挥体育教师个人魅力和榜样作用,提高学生体育运动兴趣,培养学生终身体育意识等方面进行探讨。 关键词:终身体育 学校体育 体育课 体育教师 中图分类号:G64文献标识码:A文章编号:1674-098X(2012)05(b)-0164-01 学生对体育锻炼的兴趣低下,身体素质有下降趋势。因此如何提高学生对体育运动的兴趣,培养学
According to the earthquake focal mechanism solutions of 55 moderately strong earthquakes onthe northeastern side of Pamirs,the spatial and temporal distributio