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.
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