The effects of impurities in the fuel and the graphite element in the core and those in the reflectorgraphite on the reactivity of the reactor were considered in detail.
还详细考虑了堆芯燃料球和石墨球以及反射层石墨中杂质对反应性的影响。
2
The control rods are in fact placed outside of the core. What you also see in this design is that there's graphite, a lot of graphite which is the graphitereflector for this core.