And their improved methods were also researched, for example the force density method with the triangle element transformed the three links, surface stress density method, surface stress density method of sub-structure and nonlinear finite element method of little young’s modulus.
并且对它们的改进方法,比如三角形单元转化成三杆单元的力密度法、面力密度法、考虑子结构的面力密度法和小杨氏模量的非线性有限元法进行了深入的探讨。
参考来源 - 索膜结构的构造理论和柔性天线的结构分析By taking into account of sub-structure, the research in this article is much more closer to practice and more propitious on application.
本文对其下部结构的考虑,使研究更接近于实际,更有利于应用。
参考来源 - 单层组合网壳考虑下部结构的减震性能分析·2,447,543篇论文数据，部分数据来源于NoteExpress
同义词： foundation base fundament foot groundwork substructure understructure
以上来源于: WordNet
N a structure, pattern, etc, that forms the basis of anything 基础
The remaining elements were either directly fixed to the main structure or to different sub-structure attached to the base.
其余元素被直接固定在主体结构上或者附着在底座的不同子结构上。
A galvanized steel sub-structure thought as large shelves provides support for an apparently messy pile of hollow ceramic pieces in four different sizes.
镀锌钢结构可以看作是一个大货架，上面看似凌乱地摆放了一堆四种不同尺寸的空心陶瓷片。
The results show that, because of the difference of mechanical properties of P91 steel, its microstructure images, sub-structure and carbides are different correspondingly.
结果表明，在力学性能不同的情况下，P91钢的金相组织形貌有所差异，其亚结构和碳化物的形态也相应有所不同。
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