foil activation的意思|示意

The multiple group cross sections are indispensable when we want to obtain the neutron spectrum by multiple foil activation method.

在利用活化法进行中子能谱测量中，活化箔的多群截面是必须的输入参数之一。

The intermediate and fast neutron flux spectrum in the core of the swimming-pool reactor is measured by multiple foil activation method.

用活化箔技术测定游泳池反应堆内中能中子与快中子通量谱。

The calculating results of activation energy show that the diffusibility of nanometer Ni is better than Ni foil in diffusion layer at joints.

通过计算接头处扩散层的激活能可知纳米镍的扩散性能比镍箔的好。

Yields of neutron generators have been measured by the iron foil neutron activation method and a long counter separately. The methods and results are given.

用铁片活化法和长计数管测量中子发生器的中子产额，给出了测量方法和结果。