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- A theoretical solution on nonstationary random response of SDOF system to ground motion caused by explosion seismic is proposed by means of the theory of evolutionary spectra. 在给定结构固有频率和阻尼系数条件下,得到了单自由度系统的爆炸地震位移响应功率演变谱和均方根位移理论解。
- Using the triangle pulse as the substitute of the major motion pulse,the dynamic analytical resolution of the elastic SDOF system under bi-triangle pulse excitations is presented. 利用三角脉冲作为强震主脉冲的理论简化,给出双三角脉冲作用下单自由度弹性体系的动力反应解析解;
- Hilbert spectrum and intrinsic oscillation mode of dynamic response of a bilinear SDOF system: influence of input harmonic frequency 双线性单自由度体系强迫动力反应的Hilbert谱与本征振动模态:输入简谐波频率的影响
- I suppose you also have a caste system in your society. 我想你们的社会里也有一种等级制度。
- The right to dissent is part of our political system. 有持异议的权利是我们政治体制的组成部分。
- Do you know how to log in to the system? 你知道怎么登录进入这个系统吗？
- Public opinion was against the old feudal system. 公众舆论反对旧的封建制度。
- The system works on the principle that heat rises. 该项装置是按照热力上升的原理运转的。
- The drainage system has been aged. 排水系统已经老化了。
- They called for a radical reform of our tax system. 他们要求对税收制度进行根本改革。
- This is a highly efficient new heating system. 这是个高效的新取暖系统。
- He's mute on the subject of social system. 他对社会制度的问题保持沉默。
- He said he used this system in the year dot. 他说他很久以前用过这个系统。
- Our manager is conversant with account system. 我们的经理精通会计制度。
- The system can translate English into Chinese. 这个系统能将英语译为汉语。
- The caste system is still strong in India. 种姓制度在印度仍然很牢固。
- I can send him a note via the internal mail system. 我可以通过内部通信系统给他发个通知。
- A request for information from another system. 为查看另一系统中的信息而发出的一种请求。
- Most countries adopt metric system. 大多数国家采用米制。
- Many reforms must be made to the education system. 教育体制要作许多改革。
