导出方程

The electromotive force of the cell was investigated at temperature between 800 and 1000℃.

由实测电动势与Nernst方程导出的理论电动势之比求得的氧离子迁移数在测量温度范围内都大于0.96，并随着温度的升高而逐渐增大。

Based on vector expression of parametric equation of a third－order Bezier curve, Bezier curve interpolation algorithm is proposed in order to imitate tabulation curve.

为了描述列表曲线，本文从三次Bezier曲线参数方程的矢量表达式出发，推导出CNC系统三次Bezier曲线插补法。

The finite difference method is employed to discretize the governing equations and the projection method is used to derive a pressure Poisson equation that can ensure the satisfaction of continuity equation.

控制方程式采用有限差分法求解，并利用投影法导出压力的波松方程，使得能自动满足连续方程式。

The equation of heat conduction with surface effect is derived by applying the minimum principle of latent heat flux to describe the temperature distribution and reveal the size-dependence of thermoelastic damping in the form of energy dissipation during the vibration process.

由热流势原理导出了包含表面效应影响的热传导方程，描述了振动过程中温度的变化分布，揭示了热阻尼在表面效应影响下的尺度相关性。

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。

Results The equivalent matrix equation is derived by the matrix transformation method.The parameter iterative algorithm and the sufficient and necessary conditions for the convergence are given.

结果基于矩阵变换方法导出了矩阵方程的等价形式，并构造出参数迭代格式，得到了格式收敛的充要条件。

The complexes were characterized with variable temperature magnetic susceptibility (4-300 K). The exchange integral J =-4.39 cm-1 for [CuCo(NO2-Phen)2] and -3.59cm-1 for [CuCo(NO2-Phen)2]. A weak antiferromagnetic superexchange interaction operates between the metal ions.

测定了配合物(4-300K)的变温磁化率，并用最小二乘法和自旋Hamiltonian算符，H=2JS1.S2-DSzl导出的磁方程拟合，求得交换参数为J=-4.39和-3.59cm^-^1，表明两个Cu-Co双核配合物中有弱的反铁磁性超交换相互作用。

For the long composite cylindrical panels, including the influences of the transverse shear deformation, rotatory inertia and initial geometric imperfections, the nonlinear dynamic equations of the long composite cylindrical panels were derived from Hamilton's philosophy. The nonlinear partial differential equations were transformed to ordinary differential equations by expansion in series and solved numerically by fourthorder Runge-Kutta method.

针对含初始几何缺陷的复合材料圆柱曲板，考虑横向剪切变形、转动惯量、初始几何缺陷以及非扁壳等诸多因素，利用Hamilton原理导出复合材料长圆柱曲板的非线性动力方程；用级数展开把非线性偏微分方程组转化为二阶常微分方程组，并由四阶Runge-Kutta方法数值求解。

The exact explicit form of scaling function for LC avalanche size distribution is obtained from the master equation.

LC雪崩大小分布的标度函数的精确形式可以从主方程导出，标度函数的性质与实验模拟相一致。

Take the consideration of the coupling of heat and mass transfer, the governing equations can be cast into a vector version which is similar to Fick's second law.

在未附加任何新的假设的基础上，本文基于体积平均方程和Darcy定律导出了一组等效耦合扩散模型理论。

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。