查询词典 derived equation

The relation between deformation and displacement,the equilibrium equation and the princi pie of virtual displacement for straight bar s in plane banding is derived.

本文推导出直杆平面弯曲时的变形与位移关系式、平衡方程和虚位移原理。

Two sets of algebraically explicit analytical solution are derived for the partial differential equation set describing the one-dimensional unsteady gas-liquid two-phase flow.

对气液两相非定常一元流动的主控制方程找出了两套比较完整的可用的代数显式解析解。

By means of the Fourier series expansion, an approximate analytical propagation equation of flattened Gaussian beams passing through an apertured paraxial ABCD optical system is derived, and illustrated with numerical examples, when the transmissivity of the aperture is T = cos.

用傅立叶级数展开法研究了平顶高斯光束通过有光阑限制的近轴ABCD光学系统的传输特性，导出了光阑透射率为T=cos时的近似解析传输公式，硬边光阑的情况可作为Ω=0的特例得到。

By means of the Fourier series expansion,an app roximate analytical propagation equation of flattened Gaussian beams passi ng through an apertured paraxial ABCD optical system is derived,and illustr ated with numerical examples,when the transmissivity of the aperture is T=cos.

用傅里叶级数展开法研究了平顶高斯光束通过有光阑限制的近轴ABCD光学系统的传输特性，导出了光阑透射率为T =cos时的近似解析传输公式，硬边光阑的情况可作为Ω=0的特例得到。

Here, the dual nonlinear tangental stiffness matrixes of binodal spatial beam element and triangular plate/shell element of 6 nodal DOF to Update\|Lagrange coordinate systems are derived, the incremental equation of virtual work is linearized to simplified calculation,beam\|plate coupling,deviation of principal nodes and subordinated no...

推导了三维桁元、梁元和三角形板壳元在UL描述下的双重非线性切线刚度矩阵，通过对增量形式虚功方程作线性化处理来减少计算量，考虑了梁／杆与板对应节点定位偏差和节点焊接安装误差，进而编制计算程序。

In addition, the unique optimal approximation solution $\\\\\\\\\\\\\\\\hat X$ to given matrix $X_0 $ in Frobenius norm can be derived by finding the least-norm generalized bisymmetric solution $\\\\\\\\\\\\\\\\widetilde X^\\\\\\\\\\\\\\\\ast$ of the new matrix equation $A\\\\\\\\\\\\\\\\widetilde X B=\\\\\\\\\\\\\\\\widetilde C$, here,$\\\\\\\\\\\\\\\\widetilde X=X-X_0$, and $\\\\\\\\\\\\\\\\widetilde C=C-AX_0B$.

另外，对于给定矩阵X_0的最佳逼近解$\\\\\\\\\\\\\\\\hat X$，可以通过求解新的矩阵方程$A\\\\\\\\\\\\\\\\widetilde X B=\\\\\\\\\\\\\\\\widetilde C$得到，其中$\\\\\\\\\\\\\\\\widetilde X=X-X_0$，$\\\\\\\\\\\\\\\\widetilde C=C-AX_0B$。

The calorigenic mechanism of the oil in the DCSA was analyzed,the related convective heat transfer coefficient and the heat conduction equation were derived.

车用减振装置中双筒式减振器应用较为普遍，但其散热效果并不理想，油液的温升对密封件的影响很大，是困扰减振器可靠性设计的关键性问题。

When the matrix equation is consistent, its centrosymmetric solution can be obtained within finite iterative steps in the absence of round off errors for any initial centrosymmetric matrix X1, and its least-norm centrosymmetric solution can be derived by choosing a suitable initial iterative matrix.

当矩阵方程AXB+CXD=F有中心对称解时，在有限的误差范围内，对任意初始中心对称矩阵X1，运用迭代算法，经过有限步可得到矩阵方程的中心对称解；选取合适的初始迭代矩阵，还可以迭代出极小范数中心对称解。

In this paper,the equation of angular speed and centrifugal acceleration on a part in the fuze is derived according to the movement of circumrotatory ammunition at exterior trajectory.

根据旋转弹丸在外弹道上的运动，推导出了引信零件在弹道上的运动角速度和离心加速度表达式，通过计算和模拟仿真得到了脉动的离心加速度曲线，在引信动态模拟装置上进行模拟测试，验证了理论分析的正确性，提出了通过直接计弹丸转数实现引信定距功能的方法。

Based on the tooth profile curve equation of inner rotors in cycloidal pump , the formula for displacement calculation of the pump are derived.

根据摆线泵内转子的齿廓曲线方程，推导出了摆线泵的排量计算公式。

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。