Some empirical relationships for non-seismic design RC structures are now used in several design codes to relate the fundamental period to the height of a building.
现行规范中已存在许多经验公式去描述非抗震设计的钢筋混凝土结构的自振周期与建筑高度的关系。
Through making clear the essences of the research, this paper affirms the conceptions and relationships of research variables, constructs empirical research frame, and put forward eight hypotheses.
通过理清研究问题的本质，确认要研究的变量概念与相互关系，并建立实证研究框架，提出八项研究假设。
The relationships of the maximum SCF, surface SCF and the corresponding planar solution were found, and the corresponding empirical formulae were obtained by fitting the FE results.
得到了最大三维应力集中、表面应力集中与相应平面解之间的近似关系和经验公式；
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