查询词典 derived equation

Each hydraulic link of 6-DOF parallel robot is treated as an open joint-link chain. Each link's local coordinate frames is established according to the position and orientation of the component of the spatial mechanism. The stiffness and damping matrices of the link are transformed into the static gross coordinate frame through transfer matrix described by the RPY description method. The differential equation of motion of the system vibration is derived.

将6-DOF并联机器人的液压分支作为假想的单开链，由空间机构的位姿建立其组成构件的局部坐标系，并利用RPY角描述方法，通过转移矩阵将各构件的刚度及阻尼矩阵依次转移到固定坐标系中，得到了系统振动的运动微分方程。

Analytical formulas derived by usingthe thin-lens approximation are compared with the results of numerical integrationof the relativistic paraxial ray equation and found to be sufficiently accurate for-practical applications.

结果表明，在实际应用的范围内，解析公式具有足够的精确度。

This paper is to investigate the numerical simulation of two partial differential equation boundary value problems on unbounded domains, which are derived from fluid dynamics.

本文研究两个由流体力学问题中得到的无界区域上的偏微分方程边值问题的数值模拟。

In chapter 3, the equation of point targets detection range is derived. The relationship between the range and parameters are analyzed in detail, and the values of detection range with special parameters are calculated.

第三章推导了红外警戒系统对点目标的作用距离方程，详细分析了作用距离与各种参数的关系，并计算分析了特定参数下的作用距离值。

A refinement expression of Lip-FIF is derived by using the fixed point equation satisfied by FIF.

利用分形插值函数满足的不动点方程，我们导出了Lip-FIF的一个细分表达式。

Through these analyses, the transfer function of the single degree of freedom electromagnetic model is established by linearization at the equilibrium point, and the state equation of the magnetic north-seeking system in low rotating speed is derived consequently.

由于磁悬浮系统具有开环不稳定和强烈非线性的特点，使得对磁悬浮寻北仪控制方法的研究成为重要的一环，其控制器性能的好坏直接影响到磁悬浮寻北仪的动态性能等特性。

By taking the noise of an infrared focal plane detector as the main factor, an operating distance estimation equation for point targets is derived. A calculation example of the operating distance of a typical infrared detection system is given.

本文推导了以红外焦平面探测器噪声为主要因素的点目标红外探测系统的作用距离估算方程，结合实例求解了典型红外探测系统的探测系统的作用距离。

Based on the 2-D Poisson equation solution,the analytical expressions for the surface potential and field distributions are derived.

根据二维泊松方程的求解，得到了表面电场和电势分布的相关解析表达式。

A discretization equation is derived by using a finite volume method in three-dimensional cylindrical polar coordinate system.

对单相螺旋流流场数值求解的基本方法与有关问题进行了分析。

Governing equations of a modified k -ε model is derived in a three-dimensional cylindrical polar coordinate system, and an available equation is produced.

首先给出单相螺旋流流场在三维圆柱坐标下的修正κ-ε湍流模型的控制方程，得出控制方程组的通用形式。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。