collision cross section 碰撞横截面
Xenon is a very heavy element, and thus has a larger cross section for collision with a WIMP.
氙气是一个非常沉重的元素，因而具有更大的跨越与懦夫相撞一节。
The collision cross-section are related to ions species and flux.
该截面值与离子种类和离子的束流密度密切相关。
Moreover, the average collision cross-section between a slow electron and a neutral particle is measured at several different temperatures using both the interferometer and the transmission methods.
本文将条纹干涉仪与透射仪联合使用，测定了在某些温度下慢电子与中性粒子的平均碰撞截面。
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