铟in meaning in English

indium

And allow control of the fission rate inside the reactor , some fuel assemblies are fitted with control rods . each control rod assembly consists of a number of absorber rods attached to a spider assembly and coupled to the control rod drive mechanism . the absorber rods are made up of neutron absorbers such as silver , indium and cadmium
及控制反应堆的核裂变，部份燃料组件装配有控制棒，控制棒组件由星型架及多根含银ag铟in和镉cd的中子吸收体棒所组成，因此移动控制棒的上下位置就可以控制反应堆内中子的数目与及核裂变。