electrode for underwater cutting

例句：

1. 1.The scientist used an electrode to measure the electrical resistance of the material.
   科学家使用一个电极来测量材料的电阻。
2. 2. The robot's arm is equipped with multiple electrodes for precise control.
   机器人的手臂配备了多个电极，用于精确控制。
3. 3. During the experiment, the teacher used a metal electrode to create an electric field.
   在实验中，老师使用了一个金属电极来创建电场。