中深源地震 meaning in English

intermediate focus earthquake

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。