在界面的弹性变形区域的应力分布呈直线型,这种线性分布从截面中性轴开始到其屈服区域结束。
In the elastic region of the cross-section, the stress distribution varies linearly from the neutral axis to the beginning of the yielded area.
面板数据由于能够从截面和时间构成的二维空间来描述研究对象的动态特征而被广泛应用于经济问题的建模实践中。
Panel data is widely used in modeling on economic problems because it can describe the object's dynamic characters from time and cross-section in two-dimensional space.
现在,当你看铀的横截面,是以能量的函数,那是中子能量,从电子伏到兆电子伏水平。
Now when you look at uranium cross section as a function of energy and that's this neutron energy from EVs to MEV levels.
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