control rod fuel follower
array of fuel rods in the fuel assembly
control-rod-free fuel assembly
damaged fuel assembly cask
defective fuel assembly
defective fuel rod clad(ding) (tube)
Electronic control fuel injection
Fuel control system
燃料控制系统
燃油调节系统
燃油控制系统
燃料控制
反馈控制
absorber rod control gas
absorber-type control rod
acceptable control rod reactivity
automatic control assembly