cross sections
英
美
- cross v.穿过；交叉；杂交；反对；勾掉；碰见；阻挠n.十字架；十字形；杂交动植物；苦难adj.交叉的；相反的；生气的；杂交的
- sections n.零件名词section的复数形式.
名词 cross section:
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a section created by a plane cutting a solid perpendicular to its longest axis
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a sample meant to be representative of a whole population
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(physics) the probability that a particular interaction (as capture or ionization) will take place between particles; measured in barns
