导出

Based on the superpotentialfunction,the variational principle on different function sets is derived for elastoplasticfrictional contact problems.

利用超势函数概念，导出了在不同函数集上的弹塑性摩擦接触问题的变分原理。

It is shown that the natural connectivity can be derived mathematically from the graph spectrum as an average eigenvalue and that it changes strictly monotonically with the addition or deletion of edges.

自然连通度可以直接从网络邻接矩阵的特征谱导出，在数学形式上表示为一种特殊形式的平均特征根，并且随着加边或删边严格单调变化。

An approximate conserved quantity is derived from the conserved quantity in the neighborhood of the straight equilibrium configuration.

在直线平衡位形附近由该守恒量导出一个近似守恒量。

In a previous paper, we have derived a rigorous series expression for the superconducting critical temperature Tc.

在文献[1]中，我们导出了超导临界温度T_c的一个严格级数表式。

Derived unit model structure is clear, and reflects mechanism of system internal relevancy and external correlation.

导出的模型结构清晰，较好的反映了系统内部关联和外部联系机制。

International system of units composed of the fundamental units, derived unit and supplementary units.

国际单位制由基本单位、导出单位和辅助单位组成。

Length unit 'meter' became the derived unit of time unit 'second'.

实际上成为时间单位秒的"导出单位"。

The uncertainty of optical frequency standards has come up to 10-11 ~ 10-14. In this way, length unit 'meter' became the derived unit of time unit 'second'.

在上世纪最后的30年间，光频标已达到10-11～10-13量级的准确度，使长度单位"米''进行了重新定义，实际上成为时间单位秒的"导出单位。

This paper has also derived the unit stiffness matrix of bar element on which the moment of some nodes is over the elastic ultimate moment and discussed the convergent properties of computing method.

把水压机活动横梁假设成一交叉梁系，对其做了弹塑性有限元分析，导出了部分节点弯矩超过弹性极限时的梁单元刚度矩阵，讨论了计算方法的收敛性。

Here the deriver' self-equilibrium velocity denotes the deriver' desired equilibrium velocity accompanying that the traffic flow is in the equilibrium state. Consequently the adaptive flux model like Navier-stokes traffic equation is derived from the extended Paveri-Fontana equation. Characteristics and the linear stability are analyzed. Numerical solution of the macroscopic traffic equations verifies rationality of our model.

把适应性公式和约化Paveri-Fontana等式结合得到扩展的Paveri-Fontana方程，通过使用Chapman – Enskog方法导出类Naveri-Stokes 方程的适应性交通流模型；通过线性稳定性分析，得到了适应性交通流模型的稳定条件；通过对算例的数值分析与其它连续性模型和交通实测数据的对比，验证了我们模型的合理性。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。