power control rod

• 功率控制棒,动力操纵杆

power control rod的用法和样例：

例句

1. To avoid a runaway reaction, the reactor includes control rods.
   为了避免反应失控，反应堆应包括一个控制棒。
2. The purpose of the control rod is to absorb the neutrons emanating from a fissioned nucleus.
   控制棒的作用是吸收由裂变核放射出的中子。