| 1. | Preliminary exploration of seismic hazard analysis model
地震危险性分析模型初探 |
| 2. | Seismic risk analysis of some electric power equipment station in suizhong
绥中某电力设备站场区地震危险性分析 |
| 3. | The research results indicate that the earthquake degree is 6 , considering the exceeding probability to be 10 percent in the future 50 years
本次工作通过地震危险性分析得到50年10超越概率时地震计算烈度为6 . 0度。 |
| 4. | Potential sources are simplified as point sources or linear sources in current probabilistic seismic hazard analysis ( psha ) methods
摘要目前国内外常用的概率地震危险性分析方法中，一般把未来可能发生的地震震源（潜在震源）简化为点源或者是线源。 |
| 5. | Through in - situ prospecting , the data about the region and near region seismic activity , geological tectonics as well as the earth geophysical fields have been gained and , the seismic risk analysis of this site has been carried out
通过现场实地勘察，获得区域、近区域地震活动、地质构造、地球物理场等资料，并对工程场址进行了地震危险性分析。 |
| 6. | It is a problem that to what extent the seismogenic environment will be affected by reservoir impounding and whether the delimiting scheme of potential focus and the seismic risk analysis should be adjusted
摘要三峡水库蓄水对库首区孕震环境影响有多大，是否需要对潜在震源的划分方案及现行地震危险性分析方法做出调整、改进，是一个亟待解决的问题。 |
| 7. | Some special problems in evaluation of seismic safety for offshore engineering site are discussed in this paper , such as the seismic hazard analysis considering the influence of moderate - deep focal earthquake , and the earthquake response analysis of soft soil layers on seabed
摘要本文探讨了海域工程场地地震安全性评价涉及的几个特殊问题，如考虑中深源地震影响的地震危险性分析、海底软弱土层场地地震反应分析等方面的问题。 |
| 8. | We attempted to advance the certainty method based on the background value of earthquake ground motion ' s parameters , combined the probability seismic risk analysis and certainty seismic risk analysis to study the characteristics of earthquake ground motion ' s parameters in jianghuai region which is medium - strong earthquakes ' transition region , and protracted the calculating background values of earthquake ground motion ' s parameters to plane equivalence value maps and solid equivalence value maps
摘要尝试性地提出了基于地震动参数背景值的确定性方法，将概率性地震危险性分析和确定性地震危险性分析相结合，对江淮地区这一中强震过渡区的地震动参数特徵进行了研究，并把地震动参数背景值的计算结果绘制成平面等值线图和立体等高线图。 |
| 9. | 4 . the seismic dynamic reliabilities of the nanjing changjiang tunnel were analyzed , and its dynamic reliable and disable probabilities under the 7 degree earthquake were obtained , by using the maximum stochastic responses and the first overstress mechanism . in the other hand , the probability of serious seismic intensity and its probability distribution function were calculated by analyzing the seismic degree , and the seismic dynamic reliable and disable probabilities of the tunnel in its design reference period were calculated by using the maximum stochastic responses and the first overstress mechanism
4采用最大随机地震响应和首超破坏理论分析了隧道抗震动力可靠度，得到了隧道在七度地震作用下的地震动力可靠概率和失效概率；并通过对南京长江隧址的地震危险性分析，得到了各烈度地震的发生概率及其概率分布函数，在此基础上，分别采用最大响应和首超破坏理论计算了隧道在设计基准期内的安全概率和失效概率。 |
| 10. | Shallow structure earthquakes are always concurrent with fault activities . evidence testifies that earthquakes often occurred densely near the place where the faults exist . there is an intimate relationship between earthquakes and active faults . so in analyzing the danger coefficient of earthquakes , it is very important to ascertain the locations and scale of earthquakes that will occur possibly in the future
浅源地震总是伴随断裂活动而发生的，已有资料证实地震确实是在已有断裂面附近密集发生，地震与地表现有的活动断裂带有密切的关系。为进行地震危险性分析，确定未来可能发生地震的地段和强度是极为重要的。 |
