In high energy experiment we measure the distribution of moment and energy and angled distribution of the outgoing particles that were produced by particle ' s collisions in different type of accelerators 粒子物理实验主要利用各种加速器射出的高能粒子相互碰撞产生新的出射粒子,然后对出射粒子的出射动量、能量、强度和角分布进行测量。