查询词典 stochastic dynamic programming

A motion reference coordinate system of this quadruped robot and its simplified-structure of the multi-rigid body dynamics model are established. After kinematic and dynamic analysis, the kinematic equation, inverse kinematic equation and Jacobi matrix of the quadruped robot are presented, and the second kind of Lagrange dynamic equation group for simplified-structure of the quadruped robots multi-rigid body system is educed.

建立了该机器人的运动坐标体系，及其等效简化结构的多刚体动力学模型，对上述模型进行了运动学和动力学分析，给出了该机器人的运动学、逆运动学方程和雅可比矩阵，并导出了其简化结构多刚体系统的第二类Lagrange动力学方程组。

Two ways of dynamic balance can be used: equilibrator and field dynamic balance .

动平衡的一般做法主要有两种：平衡机法和现场动平衡法。

The affection of the system's characteristics on dynamic error is analyzed and the occurring condition of dynamic error is presented.

分析了系统特性及测试信号对动态测量的影响，指出什么情况下存在动态测量误差。

The mean square error is presented to describe dynamic error and evaluate its dynamic accuracy.

提出应该以均方误差来描述动态测量误差并对其精度进行评价。

Based on dynamic analysis of the mechanism, 3D model building and dynamic simulation, influence of escapement mechanism parameter to timing of clock mechanisms is well understood.

在对钟表机构动力学理论分析的基础上，通过对机构进行三维建模和动力学仿真，得出了部分擒纵机构参数对钟表机构计时精度的影响。

An adaptive control algorithm is proposed for Stewart platform which is usually used to as a flight simulator. Firstly, the coupling force caused by the dynamics of the legs is compensated using the New ton Euler inverse dynamic formula, and the simple error dynamic is obtained.

针对应用于某型飞行模拟器的Stewart平台，首先利用Newton-Euler逆向力公式对平台动力学方程中形式复杂的连杆动态特性进行补偿，得到形式简单的误差动态系统。

For dynamic problem, the unsimultaneous staggered iteration FEM method with explicit central difference scheme is used for the elasto-plastic analysis of the dynamic response of a soil foundation. The computed results show good agreement with soil mechanic knowledge.

对于动力问题，采用异步交叉迭代显式有限元解法，对典型的地基算例进行了固液耦合的有限元动力弹塑性反应分析，结果定性符合土力学的一般规律。

With 3-D transient finite element analysis, the time evolution of dynamic stress intensity factor under different loading rates was obtained and the dynamic fracture toughness was determined by frac...

结合有限元三维动态模拟，得到了不同加载速率下试样动态应力强度因子的时间历程，并由实测的起裂时间确定两种钢的动态断裂韧性。

Dynamic stress is caused by the radiation of seismic wave, so the dynamic stress is transient. The time that acted on fault plane in the vicinity is limited.

由於动应力是伴随地震波传播而出现的，因此，动应力变化量是暂态的，作用於邻近断层面上时间有限。

Because electrical propulsion is adopted in dynamic positioning equipment, dynamic management of power station is important to the security of ferry bridge.

因动力定位装置采用电力推进，电站动态管理与舟桥的安全至关重要，文章又重，点介绍了电站的主要功能，最后分析了采用电力推进方式的优越性。

Chinese traditional virtue is humility and wariness,the compliment and praise to the others should be declination

中国人的传统美德是谦虚谨慎，对别人的恭维和夸奖应是推辞。如

We bought this house on the never-never.

我们以分期付款的方式买下这座房子。