microseism
英
美
n. 微震；脉动
英英释义
noun
- a small earthquake
双语例句
- The simulation results and the microseism source analysis are both very unify, finally effectively determines the range of ground pressure activities.
模拟结果和微震震源分析进行对比，两者非常吻合，最终有效地确定了地压活动范围。 - First theories foundation of microseism is introduced, it is pointed out that microseism wave is made of P waveform and rayleigh wave.
本文首先介绍了地脉动的理论基础，指出地脉动波是由面波和体波组成的。 - Research on Microseism Monitor in Height of Water Flowing Fractured Zone of Cover Rock
覆岩导水裂隙带井下微地震监测研究 - Some feasible standards and methods about discerning microseism signals are put forward and reliable observation results are obtained in several cases around the world.
近年来，国际上提出了一些现实可行的微地震信号识别标准和识别方法，并取得了成功的观测成果及分析地下深部结构的实例。 - Theory of Rayleigh wave in multi-layered media and its application in microseism observation
层状介质中的瑞雷面波理论及其在场地脉动观测中的应用 - Theoretical analysis and experimental results show that the method has the effect as same as Hall sensor in the event that ensure the DC motor start-up quickly and microseism, and no locked rotor.
理论分析和实验表明：提出的方法与霍尔传感器一样能保证无刷直流电机快速大转矩、小抖动、无堵转的平滑启动。 - This paper emphasize in study of mechanism of vibration frequency for free site in microseism testing.
本文的着重于地脉动测试自由场地自振频率的机理研究。 - Study on the Characteristics of Microseism Changes Before Strong Earthquakes by Digital Seismic Network
数字地震台网大震前地脉动信息变化特征研究 - Microseismic monitoring technique is a new geophysical technology, which originates from 1990s. Through monitoring microseism incident of the mine, we can find portent of geological hazard in time, and take measures to avoid casualty.
微震监测技术是一种新的物探技术，起源于20世纪90年代。通过监测矿井微震事件的发生可以及时发现地质灾害事故的前兆，并及时采取有效措施，避免灾害事故发生。 - Influencing by the faults, the terrestrial stress size and direction on the plane differs greatly, which can make the outspread direction of the hydraulic fracturing change. Massive monitored results of on-site microseism artificial fracture azimuth has accounted for this point.
但受断层影响的平面地应力大小和方向差异较大，导致水力压裂裂缝的延伸方向有所改变，大量的现场微地震人工裂缝方位监测结果也说明了这一点。