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- On this basis, a calculation model for propagating process of blasting seismic waves and a FEM program have been established. 在此基础上,建立了爆破地震波传播过程的计算模型,编制了有限元计算程序。
- The prediction and control of blasting hazard is always an important subject in engineering blasting felid, especially the hazard of blasting seismic. 爆破危害预测与控制一直是工程爆破界所研究的一项重要课题,其中尤以爆破地震危害最受人们关注。
- The propagation characteristics of the amplitude of the blasting seismic wave under the conditions of various topographies are approached by means of experiments. 通过靶场实验,探讨了不同地形条件下爆破地震波幅值的传播特性;
- Based on theoretical analysis, the coefficient of transmission and reflection of blasting seismic wave when it passes the water in riverway is calculated in this paper. 通过数值模拟结果可知,在爆破地震波跨河道传播中,不考虑水体影响时岩体内各点的峰值震速较考虑水体影响情况下的峰值要大。
- Through the field monitoring of blasting seismic wave and using the blasting shock damage criterion,the causes for the block-dropping in the adit were analyzed and the allowable peak particle vibration velocity for the adit was given. 通过现场爆破地震波的监测,结合爆破震动破坏判据,分析了平硐产生落块的原因,给出了平硐的允许峰值质点振动速度的建议值。
- Keywords Blasting Parameter;Blasting Seismic Wave;Blasting Flyrock; 爆破参数;爆破地震波;爆破飞石;
- The accordion was in full blast in the hall. 在大厅里手风琴拉得非常响亮。
- The party was going on in full blast. 聚会进行得热闹非凡。
- My brother plays his records full blast in his bedroom every night. 我弟弟每天晚上在他的卧室里大声放录音机。
- A blast of the trumpet gave her a start. 突然发出的喇叭声吓了她一跳。
- A trumpeter sent out a warning blast. 号兵吹出告警的号声。
- The bomb blast killed several harmless passers-by. 炸弹爆炸使几个无辜行人受伤。
- Regression Analysis on Attenuation Law of Blasting Seismic Waves at Fuling Ejinggyan Quarry 涪陵鹅颈关料场爆破地震波衰减规律回归分析
- A defect in the fuel lines prevented the missile from blasting off. 燃料管路上的一个缺陷妨碍了导弹的发射。
- Application of Fractal Box-counting Dimension to Analysis of Blasting Seismic Signal 基于分形盒维数的爆破震动信号研究
- A blast of cold air hit him as he opened the window. 他打开窗,一股寒冷的空气直向他扑来。
- Study and application of energy analysis method for blasting seismic safety based on wavelet transform 基于小波变换的爆破地震安全能量分析法的应用研究
- Characteristics of Millisecond Blasting Seismic Wave and Its Application in Mine Blasting Design 微差爆破地震波特性及在矿山爆破设计中的应用
- A blast in his ear galvanized him into full consciousness. 耳边一声轰响使他完全清醒过来。
- The quality of seismic data varies tremendously. 地震资料的质量变化巨大。