Author define economic region a geographical area with a nodal structure and an economic function.
作者认为经济区域即是具有核心构造和具备某种经济职能的地理区域。
They're pretty straight forward to do and it gives us an idea what kind of nodal structure we can expect it an orbital.
这个对我们来说很明显，而且让我们对，预计是哪类节点有个概念。
Similarly, if we were to look at the radial probability distributions, what we would find is that there's an identical nodal structure.
相似地如果我们看看，径向概率分布，我们会发现有一个完全相同的波节结构。
Thus, the researchers mapped the "nodal structure" of the underlying molecule's orbital, essentially sketching an outline of the Spaces that contained electrons.
因此，研究者们绘制了在下面的原子轨道的结点结构，从根本上说是画出了含有电子的空间轮廓。
In this paper, an evolutionary optimization method is proposed to minimaze the weight of truss structure in terms of nodal coordinates and element cross sectional areas.
提出了一种渐进优化方法，通过分离设计变量，分别采用渐进节点移动法和满应力法优化桁架结构的形状和尺寸。
Furthermore, considering the load of highway structure and vehicle load, and through converting them to equivalent nodal load, the increased displacements are also obtained.
此外，将结构层及车辆荷载折算成相应结点荷载，计算出由车辆等荷载引起的位移增加值。
It is necessary to set up a 3-d finite element model and to convert the external loads acting on the hull into nodal forces of finite element in the direct strength calculation of hull structure.
在船体结构强度直接计算方法中，需要建立三维有限元模型，船体所受到的外载荷也应相应地转化为有限元节点力。
This paper described the evident expression of the problems on the nodal forces due to the distributed load of the structure in a rigid frame with general loads.
本文阐述了在一般分布载荷下，刚架结构的等效结点载荷的显式表达问题。
This paper described the evident expression of the problems on the nodal forces due to the distributed load of the structure in a rigid frame with general loads.
本文阐述了在一般分布载荷下，刚架结构的等效结点载荷的显式表达问题。
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