英日字典: cross_section
    The cross_section has 3 Senses.
-  cross section
-  断面
- a section created by a plane cutting a solid perpendicular to its longest axis
- 立体をその最も長い軸に対して垂直に切断する平面で作られる断面
-  cross section
- a sample meant to be representative of a whole population
- 全人口を表象することを意図したサンプル
-  cross section
- (physics) the probability that a particular interaction (as capture or ionization) will take place between particles; measured in barns
- 特定の相互作用(捕獲かイオン化としての)が粒子の間の場所を取るという確率