nuclear size and structure

例句：

1. 1. The nuclear power plant is located in the north of the city.
   核电站位于城市的北部。
2. 2. The scientist conducted a study on the properties of nuclear energy.
   科学家对核能的性质进行了研究。
3. 3. Nuclear reactors are used to generate electricity and heat.
   核电站用于发电和供热。