腾冲火山地热区的水热活动显示强烈，小震微震活动频繁。
In the Tengchong volcano-geothermal region, there are strong surface expressions of hydro-thermal activities and frequent microseismicity.
兰州大尖山地震台阵的建成，进一步提高了甘肃省兰州市及周边地区微震活动的监测能力。
The monitor capability of micro-seismic activity in Lanzhou city and adjacent area will also be enhanced.
本文对门头沟煤矿九龙盆地区人工开采活动调整前后的微震活动的分维结构变化进行了分析。
The fractal dimension of the microseismic activity before and after adjusting the distribution of working face in Jiulongpen region of Mentougou mine is analyzed.
腾冲火山区的微震活动分布、地震强度、及震源深度特征所表现的现象可能与地下岩浆体活动相关，显示了与火山热物质孕震机理有关的明显特征。
Therefore, the features of distribution of microseisms, magnitude and depth are probably related to the activity of magma body, which show mechanism of hot volcanic matter.
智利断层活动产生的地震波环绕地球数圈之后又袭击了加利福尼亚，触发了加利福尼亚中部的微震。
The seismic waves released during the Chilean fault movement traveled around the world several times and triggered microquakes in central California.
这次微震群属于冲击地压型矿震，与煤矿开采及回采工程活动有关，属于偶发的局部应力释放。
The event is ore earthquake of rock burst type related to coal mine exploitation and mining activity, the micro-earthquake swarms belong to occasional local stress releasing.
这次微震群属于冲击地压型矿震，与煤矿开采及回采工程活动有关，属于偶发的局部应力释放。
The event is ore earthquake of rock burst type related to coal mine exploitation and mining activity, the micro-earthquake swarms belong to occasional local stress releasing.
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