地震扰动用随机过程表示,结构的破坏用最大位移和累积能量耗损两个参数来评定。
Earthquake excitation is represented by random process and structural damage is assessed in terms of maximum displacement and accumulated energy dissipation.
对于承受随机载荷的钢桥,其寿命依赖于这种疲劳载荷造成的累积损伤。
The estimated life of a steel bridge subjected to random load in highly dependent upon damage accumulation caused by fatigue load.
采用随机波浪谱和线性疲劳累积损伤理论对导管架式海洋平台在波浪荷载作用下的疲劳可靠性进行研究。
The linear fatigue of the jacket structure was evaluated by using wave spectrum analysis theory and theory of linear cumulative damage.
理论推导表明,随机相位谐波过程时间平均三阶累积量为非零值,而且其一维切片仍然是谐波过程。
Theoretical derivation indicates that time averaged three-order cumulant of signals, which are from(random) phase harmonic processes, is nonzero and its one-dimension slice is also a harmonic process.
2003~2004年,在云南省4个县(市)随机抽取968名吸毒人员进行调查,并进行多因素累积比数模型分析。
To investigate 968 IDUs by randomly sample from four counties(cities) from 2003 to 2004, and analyze the data by multifactor accumulative odds model.
方法采用随机分组的观察方法,共分6个剂量组,即单次和累积给药剂量组,其中单次给药剂量组4个,累积给药剂量组2个。
Methods The healthy volunteers were divided into 6 different dose groups randomly for the clinical trial including 4 single dose groups and 2 multiple dose groups.
本文在分析系统的磨损时,综合考虑了到达过程为非齐次泊松过程的随机冲击磨损和连续累积的常规磨损。
This thesis considers the wear-out process of the system as the sum of an additive compound nonhomogeneous poisson shock wear-out and a continuous routine wear-out in time t.
本文在分析系统的磨损时,综合考虑了到达过程为非齐次泊松过程的随机冲击磨损和连续累积的常规磨损。
This thesis considers the wear-out process of the system as the sum of an additive compound nonhomogeneous poisson shock wear-out and a continuous routine wear-out in time t.
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