查询词典 derived equation

Firstly, general mechanical displacement and a dispersion equation are derived by solving elastic field equations with continuity boundary condition.

本文推导了双层声波导结构乐甫波传感器的频散方程和质量敏感度。

This relationship will eventually be substituted into the equation of continuity for moisture, which is now derived.

这个关系式最终要代到下面要推导的水连续性方程中去。

The equation of continuity of substance in water is thus derived and well verified with field data, the discrepancy being less than 10%.

为了研究上述引水稀释方案改善西湖水质的效某，作为第一步，先在小南湖作现场试验，以作进一步研究的基础。

Using the new principle.Leopold hydraulic geometry can be derived from continuity equation of flow.

运用比例协调原理，Leopold公式可以从水流连续性方程直接导出。

In section 2, the integral expression, continuity and twice continuous differentiability and integro-differential equation satisfied by the expected discounted penalty at ruin Ф〓 are derived.

在第二节，我们得到了Ф〓的积分表达，连续性及二次连续可微性和积分-微分方程。

The energy dissipated is given in terms of the specific damping capacity of the structure, which gives a measurement of energy dissipation. A scheme based on the correspondence principle to obtain an estimation of the specific damping capacity was derived. It makes use of an intrinsic equation of the dynamic system, and about the cor...

根据动力系统的固有特征方程与材料弹性特性的关系，研究利用阻尼损耗因子定量描述在高频情况下，波在结构中传播时的能量耗散效应以及结构阻尼损耗因子的表示方法，并通过实验利用波的色散关系估计结构的动力粘弹性模量，理论分析和实验结果表明了这种方法的可行性。

By means of the eigenvalue theory of partial differential equation, the crosswind and vertical sub-Green functions corresponding to the boundary types are derived.

引用Green函数的概念，提出了公路机动车多源扩散方程的求解思路，利用微分方程的特征理论，求得了Green函数的横风和垂直向分量。

By means of the eigenvalue theory of partial differential equation, the crosswind and vertical sub-Green functions corresponding to different boundary types are derived in a systematic fashion.

利用偏微分方程的本征理论，系统地求得了各类边界条件下Green函数的横风向和垂直分量。

And the calculation of crystallite size derived from Debye-Scherrer s equation is carried out in terms of Least Square Method by self-written VB program.

然后在Debye-Scherrer方程的基础上运用最小二乘法对晶粒大小进行计算，这一过程由自编的VB程序完成。

In order to study the primary resonance and primary parametric resonance of current-carrying conductor subjected to harmonic excitation and ampere force, the Mathieu-equation of the system is derived first.

研究受简谐激励的二长直电流间载流导线的主共振主参数共振问题，应用动力学方法建立载流导线受外部激励和安培力的Mathieau方程。

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。