这种微震非常特别,在陆地上无法察觉。
数字化微震台网在国内是第一次尝试。
It is the first attempt in China to set up a digital seismic network for microquake.
发生的微震十分轻微,我甚至都没有感觉到。
There had been a tremor so slight that I did not even feel it.
微震监测技术是深部矿床地压监测的重要手段。
Microseismic monitoring technique is a main means of ground pressure monitoring for deep mines.
提出了由微震事件分布推断区段煤柱稳定性的方法。
The authors point out the method of how to decide the stability of coal pillar according to microseismic monitoring results.
微震,脉动由自然现象,如风或强海波引起的轻微地球。
A faint earth tremor caused by natural phenomena, such as winds and strong ocean waves.
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.
微震,脉动由自然现象,如风或强海波引起的轻微地球震动。
A faint earth tremor caused by natural phenomena such as winds and strong ocean waves.
空间自相关法;瑞雷波相速度频散;圆形排列;微震勘探法。
Spatial autocorrelation method; Phase velocity dispersion of Rayleigh wave; Circular array; Microtremor survey method.
在早期预测的基础上,采用微震法对冲击危险区域进行监测。
Based on the early prediction, the micro seismic method was applied to monitor and measure the bumping danger zone.
本文把一类气动微震机构工作过程,抽象为一个二阶动力系统。
Ln this paper the working process of the pneumatic small-amplitude vibration mechanism is abstracted into a dynamic system of the second order.
在深圳地区设置微震台网,于1985—1986年进行了两期监测。
The microseismic network was established in Shenzhen area and two monitoring periods were carried out in 1985-1986.
煤矿冲击矿压、矿震等煤岩动力现象,与岩体的微震事件有着必然联系。
Dynamic mechanical phenomena such as rock bursting in colliery are necessarily related to micro-seism of rock body.
山东数字地震台网承担山东地区及附近海域的大震速报和微震监测任务。
The earthquake-monitoring of Shandong digital seismic network undertakes task of large earthquake quick report and the small earthquake monitoring in Shandong and adjoin areas.
并讨论了微震仪脉冲响应的近似计算,以及震级标度对测定结果的影响。
Finally, a discussion is held on the approximate calculation of the microseismograph's pulse response and the influence of magnitude determination upon the determination result.
这种现象曾经让地震学家们感到很困惑,因为一般面波过去数小时之后微震才会发生。
The phenomena have rattled seismologists for sometime, as the microquakes can often occur hours after the surface waves have past.
而随机噪声没有统一的规律,它包括环境噪声、测量误差、地面微震等。
Random noises have uniform rules and they comprise of circumstance noise, measurement error and ground microseism.
这一结论对于利用微震监测系统监测预报冲击矿压具有一定的借鉴意义。
The conclusion will generate considerable important directive significance for monitoring and forecasting rockburst catastrophe with MS monitoring system in coal mines.
这说明综合应用微震前兆和遥感前兆来预报地震有助于提高预报的成功率。
This result show that the success rate of earthquake prediction might be increased by using both the microearthquake indication and the remote sensing indication.
乌鲁木齐遥测地震台网承担新疆地区大震速报和乌鲁木齐地区微震监测任务。
The Urumqi Remote Seismic Network undertakes duties of large earthquake prompt report in Xinjiang area, as well as the micro-earthquake monitoring in Urumqi area.
同时,微震监测分析系统能够实现对其他岩石工程动力灾害问题进行预测预报。
Meanwhile, the mine MMAS can also be used to predict other dynamical disasters of rock engineering.
微震监测和音频电透视结果证明,岩体破裂区和富集水区的存在加速了波的衰减。
Microseismic monitoring, together with the result of audio perspective drawing indicates that fractured and water-charged regions significantly accelerates seismic attenuation.
研究结果为利用岩层运动理论与微震监测相结合的方法预测冲击矿压奠定了基础。
The research achievements establish a foundation for the rock burst forecast method on the basis of the stratum movement theory and micro-seismic observation.
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.
矿山CT包括煤矿微震监测系统(KJ550)和煤矿冲击地压监测系统(KJ551)。
Mine CT include KJ550 Coal mine microseismic monitoring system (KJ550 CMS) and KJ551 Coal mine rock burst monitoring system (KJ551 CRMS).
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.
本文研究了1970—1979年华北地区11个中等强度地震前区域微震时-空分布图象。
In this paper, the time-space distribution patterns of microearthquakes before 11 moderate earthquakes occurred during 1970-1979 in North China have been studied.
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.
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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