下列哪種物料能作製造核發電站的控制棒?
A.鈾235
B.鈾238
C.硼
D.氫
物理phy~~~~~~
2010-04-08 11:49 pm
回答 (2)
2010-04-09 12:06 am
✔ 最佳答案
The answer is option C.Boron is a neutron absorber. It could be used to control the number of neutrons in the nuclear reactor, and hence the fission rate.
2010-04-08 11:58 pm
ABCD 都唔係~因為正確係鉛-207
收錄日期: 2021-04-23 20:42:25
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