When spot-welding, for instance, a robot has to touch the metal with an electrode.
例如，当点焊的时候机器人必须用电极接触金属。
2
The technology used in the WISA family of products has many USES, from controlling pumps and valves to directing spot-welding robots.
应用于WISA产品家族的技术具有许多用途，从控制泵和阀门到指挥点焊机器人。
3
Using a laser, the robot can make highly accurate welds and position itself for each one a lot faster than it could if it were spot-welding in the normal way.