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- By means of member-storey model, a new method is proposed to study the time-history reliability of aseismatic structures under frequent earthquake. 采用杆系-层模型,将计算结构静力可靠度的改进虚拟变量法与常规有限元法及时程分析法相结合,建立了小震作用下结构时程可靠度分析方法。
- Caption:: Earth is a very geologically active planet, the frequent earthquake, tectonic activities, volcano eruptions are all indicator of active geologic activities. 其实地球是一个很活跃的星球,比起太阳系的其他行星,她的地质活动频繁,地震、板块运动、火山爆发都是量度活跃度的指标。
- Seismology, for example, makes progress through better instruments, improved theories or more frequent earthquakes. 例如地震学通过更好的工具、改进的各色理论以及更为频繁的地震取得进展。
- As China lies right in the region where the Eurasian, Pacific and Indian Ocean plates meet, it suffers from frequent earthquakes due to still-active tectonic movements. 中国位于欧亚、太平洋及印度洋三大板块交汇地带,新构造运动活跃,地震活动十分频繁,
- The earthquake may cause a region to fall in. 地震可以使一个地区下陷。
- We all felt the earthquake tremors. 我们都感觉到地震时的颤动。
- Riots are of frequent occurrence in this province. 这省经常发生骚乱。
- The city was rased by an earthquake. 地震把这个城市夷为平地。
- The earthquake was a terrible catastrophe. 这次地震是个可怕的灾难。
- He is a frequent visitor to our house. 他是我们家的常客。
- A series of tremors often precedes an earthquake. 地震前常发生一连串的微震。
- Plague came in the wake of earthquake. 地震之后紧跟着就是瘟疫。
- She was a frequent visitor to the gallery. 她经常参观这个美术馆。
- Supplies were parachuted into the earthquake zone. 救援物资已空投到地震区。
- This is the bar that harlots frequent. 这是个妓女们常出入的酒吧。
- Thousands of people perished in the earthquake. 那次地震死者数以千计。
- John likes to frequent the bars. 约翰喜欢经常出入酒吧。
- The crops suffered from frequent blights. 农作物经常遭受病虫害。
- Earthquake shocks are often felt in Japan. 在日本常常感觉到地震引起的震动。
- He suffers from frequent bouts of depression. 他患多发性抑郁症。