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- A decision-making method of the optimal seismic fortification level for aseismic structures based on damage performance is proposed in the paper. 首先建立了一个符合损伤指数定义的加权线性组合双参数地震损伤模型,并给出了损伤指数的简化计算方法;
- zone of high fortification level 高烈度区
- wind pressure fortification level 设计风压等级
- This is a plan for the fortification of the city. 这是一个加强城市防御的计划。
- DECISION-MAKING METHOD OF OPTIMAL FORTIFICATION LEVEL FOR ASEISMIC STRUCTURES BASED ON DAMAGE PERFORMANCE 基于损伤性能的抗震结构最优设防水准的决策方法
- I'd like a room on the upper level. 我想要楼上的房间。
- We need a mechanical digger to level the ground. 我们需要一台挖掘机来平整土地。
- I hope you'll be on the level with me. 我希望你对我坦率布公。
- She needs to win this point to level the score. 她要赢得这一分才能将比分扳平。
- Keep a level head and phone the Fire Department. 保持冷静,打电话给消防署。
- They assailed a stupendous fortification. 他们袭击了一个大要塞。
- A football field should be level. 足球场地应该平坦。
- The rising level of crime is a sign of the times. 犯罪率增高是这一时代的特徵。
- Seismic Fortification Levels and Performance Objectives for Large Dams 大坝的抗震设防水准及相应性能目标
- I have told the whole story on the level. 我已经诚实地把整个事情经过讲出来了。
- Find level ground for the picnic table. 找一处平坦的地面放野餐的餐桌。
- This mountain is 1,400 meters above sea level. 这座山海拔1,400米。
- He has a level head in emergencies. 他在危急关头能镇定自若。
- If the table top isn't level, things will roll off. 如果桌面不平,东西就会滚下来。
- The level of inflation has gone beyond 8%. 通货膨胀率已经超过了8%。