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Study on the Moment Magnitude of Small and Moderate Earthquakes Located in the Inner Mongolia Region
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作者 Liu Fang Zhang Fan +1 位作者 Li Bin na re 《Earthquake Research in China》 CSCD 2018年第1期53-63,共11页
Based on digital seismic waveform data from Inner Mongolia Digital Seismic Network,the source spectrum parameters of 182 small and moderate earthquakes from January,2009to September,2016 are derived,and the seismic mo... Based on digital seismic waveform data from Inner Mongolia Digital Seismic Network,the source spectrum parameters of 182 small and moderate earthquakes from January,2009to September,2016 are derived,and the seismic momentmoment magnitude MW of the earthquakes are calculated.Theand the relationship between stress drop and magnitude are obtained using the linear regression method.It is clear that incorporating the moment magnitude into the seismic quick report catalog and the official earthquake catalog can enrich earthquake observation report content,thus providing better service for earthquake emergency and earthquake scientific research. 展开更多
关键词 The central and western regions of Inner Mongolia SMALL and MODERATE earthquake MOMENT MAGNITUDE Seismic MOMENT
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The Conversion Relationship between the Local Earthquake Magnitude and Surface Wave Magnitude in the Inner Mongolia Digital Seismic Network
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作者 LIU Fang SU Riya +2 位作者 XU Xiquan LI Hui na re 《Earthquake Research in China》 CSCD 2019年第1期86-96,共11页
Using 116 earthquakes over M_L3.8 in the Inner Mongolia region from 2008 to 2015, the local earthquake magnitude M_L and surface wave magnitude M_S are remeasured. Based on norm linear regression(SR1 and SR2) and norm... Using 116 earthquakes over M_L3.8 in the Inner Mongolia region from 2008 to 2015, the local earthquake magnitude M_L and surface wave magnitude M_S are remeasured. Based on norm linear regression(SR1 and SR2) and norm(OR) orthogonal regression method, we established the conversion relationship between M_L and M_S. The results were tested with Gaussian disturbance. The result shows that the orthogonal regression method(OR) result has the best fitting curve, and the conversion relation is M_S=0.96 M_L-0.10. The difference between our result and Guo Lücan's(M_S=1.13 M_L-1.08) may be caused by regional tectonic characteristics. M_(S Inner Mongolia) value is significantly higher than the M_(S empirical) value, with an average difference of 0.23, the difference distribution of empirical relation and the rectified relation is in the range of 0.2-0.3. 展开更多
关键词 Local earthquake MAGNITUDE ML Surface wave MAGNITUDE MS GAUSS PERTURBATION MAGNITUDE CONVERSION
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Application of transcutaneous electrical acupoint stimulation in perioperative gynecology
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作者 Mei-Hua Wu Xiao-Lei Song +6 位作者 na re Yan Ke Wei-Wei Sun Mei Wang Ji-Xuan Liu Wen-Ming Cao na Yu 《Nursing Communications》 2024年第21期1-7,共7页
Transcutaneous electrical acupoint stimulation(TEAS)is also known as low-frequency pulsed electrophysiological technology.TEAS is an enhanced recovery after surgery,which covers the preoperative,intraoperative,and pos... Transcutaneous electrical acupoint stimulation(TEAS)is also known as low-frequency pulsed electrophysiological technology.TEAS is an enhanced recovery after surgery,which covers the preoperative,intraoperative,and postoperative phases of the perioperative period,and the core concept is to promote the rapid recovery of patients.TEAS helps to repair local smooth muscle as well as nerves caused by surgery,increase blood circulation in the damaged area,restore innervation and vascular function,restore the balance of local venous and lymphatic circulation,reduce local pain as well as local tissue edema,reduce the occurrence of complications,reduce surgical discomfort,enhance therapeutic effects,and promote rapid recovery from surgery. 展开更多
关键词 TEAS enhanced recovery after surgery gynecological surgery perioperative period
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基于波形特征的内蒙古露天钼矿微震事件的识别分析
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作者 刘芳 赵艳红 +13 位作者 包金哲 王树波 杨智升 张晖 翟浩 魏建民 赵铁锁 赵星 王磊 苏日亚 王鑫 李彬 娜热 李惠 《国际地震动态》 2019年第8期67-68,共2页
微震,是指由岩石破裂或流体扰动产生微小的震动。广义上的微震可以分为两大类:工程生产上的微震动和自然产生的微地震。微震动是由人为生产施工导致岩石破裂产生的。微地震是由天然应力场的变化引起岩石破裂或者岩浆、雨水等流体扰动引... 微震,是指由岩石破裂或流体扰动产生微小的震动。广义上的微震可以分为两大类:工程生产上的微震动和自然产生的微地震。微震动是由人为生产施工导致岩石破裂产生的。微地震是由天然应力场的变化引起岩石破裂或者岩浆、雨水等流体扰动引起孔压变化产生的。矿山是开采矿石或生产矿物原料的场所,矿山开采属于高危险性行业,必须重视安全生产。影响矿山安全的主要因素有滑坡、坍塌、爆破、机械伤害、高处坠落、职业危害、车辆伤害、电伤害等。 展开更多
关键词 微震事件 识别分析 波形特征 内蒙古 钼矿 露天 岩石破裂 生产施工
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