Generally, the design of reinforced concrete structural element takes the method of cross-section inner force for weighting analysis, then USES empirical equation to design distributed steel.

钢筋混凝土结构构件的设计一般采用截面内力法进行受力分析，然后采用经验公式进行配筋设计。

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Maintenance work on the St Alkmund's Way section of the inner ring road begins on 21 January and is expected to last until June.

BBC: St Alkmund's Way

In Kent's aorta model most of the tears are transverse, or across the artery, in a section called the isthmus, and they start on the intima, or the inner layer of the aorta.

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