問題詳情
14. What is the purpose of a moderator surrounding the uranium cylinder in a nuclear (fission)
reactor core?
(A) To slow down the neutrons
(B) To accelerate the neutrons
(C) To produce a particles
(D) To absorb B particles
(E) To absorb the neutrons
參考答案
答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增