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- Three man-made earthquake waves are composed with the exceedance probability of 10% and 3%. 3．根据相关资料合成了100年超越概率为10%25和3%25的各三条人工地震波。
- Except this, we found that the average results of structure under three earthquake waves are dower with the results of spectrum analysis. 4.;在对结构进行弹性动力时程分析时，结构在人工波作用下的反应要大于实际波，且三条地震波作用下的平均值与谱分析结论相吻合。
- Seismometers That sounds a silly suggestion, but that was precisely the idea adopted in some of the early instruments (seismometers) for recording earthquake waves. 这听起来似乎是一种愚蠢的想法,但是早期记录地震波的仪器(测震仪)正是采用了这种思路。
- Violent earthquake waves will be produced when an underground spherically packed explosive is blasted,and their propagation mode is affected by many factors. 地下球形药包爆轰后将产生很强的地震波,其传播受到多种因素的影响。
- By using this program, stress response of buttresses is computed with longitudinal and transverse earthquake waves and some valuable results are obtained. 利用该程序计算了顺河向及横河向地震作用支墩的动应力响应，得出了一些有价值的结论。
- Strong earthquake wave, it go the rounds whole earth according to imperceptible speed and method. 强大的地震波，以人们感觉不到的速度和方式传遍整个地球。
- Earthquake responses of isolated upper structure and isolation bearing bave been analyzed under the action of earthquake waves with different magnitudes and types. 通过输入不同大小和类型的地震波，分析隔震上部结构和隔震支座的地震反应。
- That day afternoon, the earthquake wave of southwesterly direction affects quickly the countrywide other area that includes Beijing inside. 那天下午，来自西南方向的震波迅速波及到包括北京在内的全国其他地区。
- Taking the dam foundation grouting test effect of the Daliuhe WRPP as an example, the author mainly introduced the application and effect of the earthquake wave CT technology. 以大柳树水利枢纽坝基灌浆试验效果检测为工程实例,重点介绍地震波CT技术的应用和效果。
- Compared with classic wavelet technique, the proposed method can adjust not only the low frequency components of earthquake wave, but also the high frequency components. 和传统的小波分析相比，该方法不仅对地震波低频分量进行精确调整，还可对其高频成分实现类似的调整。
- Through feature studies of earthquake wave dynamic of double-eventsequence, the possibility to distinguish foreshocks of second main shock hasbeen proposed in this paper. 本文通过对双震型地震序列的地震波动力学特征的研究，提出了识别双震中第二主震前震的可能性。
- This paper studied amplitued and decay law of earthquake wave, Contribution in reducing vibration and application of frequency in safe criterion of detonate vibration. 本文通过大量分析，认识爆破地震波的振动幅值与频率组成的衰减规律、频率在降震中的作用，及其作为爆破振动的安全判据。
- Taking the dam foundation grouting test effect of the Daliuhe WRPP as an example,the author mainly introduced the application and effect of the earthquake wave CT technology. 以大柳树水利枢纽坝基灌浆试验效果检测为工程实例，重点介绍地震波CT技术的应用和效果。
- The transfer of earthquake wave in ground soil is related to soil characteristic, excitation magnitude, etc.. It is not always amplificatory, but likely to be filter and isolation. 表明地基土层对地震动的影响与场地土特性、地震动大小等有关，不一定是放大作用，也可能起滤波和隔震作用。
- When earthquakes happen, two kinds of earthquake waves spread, a horizontal one and a vertical one. 地震发生的时候会发出横向和纵向两种地震波。
- Through analyzing the data of a series of shaking table tests of dynamic soil-structure interaction (SSI) system with soft to hard soils, the transfer of earthquake wave in various ground soils is in vestigated. 摘要通过对地基土质从软到硬的三个阶段结构－地基动力相互作用体系振动台模型试验所取得数据的对比分析，讨论了不同土性地基对地震波传递的影响。
- This system realizes the collection,transmission and data processing of earthquake wave signal by means of delta modulation,frequency-shifting keying,frequency-division multiplexing technologies. 采用增量调制、移频键控、频分复用等技术实现地震波信号的采集、传输和数据处理.;其电路结构简单;工作可靠;信噪比高;抗干扰能力强;测量精
- The storm heaved the sea into mountainous waves. 风暴在海面上掀起万丈波涛。
- The earthquake may cause a region to fall in. 地震可以使一个地区下陷。
- In this paper, based on project excavation of the Wansongling tunnel, the monitoring way and controlling technology of vibration of blasting earthquake wave induced by tunnel excavation were studied. 以万松岭隧道工程开挖为研究对象,对隧道工程开挖施工爆破地震波的振动监测方法及控制技术进行了研究。
