The way of compton recoil electron is used to measure the gamma - ray leakage spectra from iron spherical target assembly pulsed with 14 - mev d - t neutrons . the energy range of measured gamma - ray spectrum is 0 . 5 - 5mev 用康普顿反冲电子方法测量了14mev的d ? t中子穿透系列铁球的伴生射线泄漏能谱,能谱的能量范围为0 . 5 ? 5mev 。