Base on the above theoretical analysis, the article carries on the time-dependentsystem reliability analysis to some prestressed concrete continuous beam bridge.
基于以上的理论分析，本文对某预应力混凝土连续梁桥进行时变系统可靠度分析。
2
By making use of the invariant theory, the exact solution for a time-dependentsystem of double-well Bose-Einstein Condensate and corresponding geometric phase are obtained.
利用构造不变量理论，研究了一种含时双阱玻色-爱因斯坦凝聚系统的精确解，得到了相应的几何相因子。
3
The hydraulic simulation turntable system is a non-linearity and time-dependentsystem, it is often with difficult to satisfy the control requests if use the conventional PID control algorithm.