The positioner is very important in robot line and robot station. As there are workpieces in different shapes and sizes, the positioner is flexible in construction.

工件位置变换机是机器人生产线和工作站中的重要设备之一，随着工件形状和大小的变化，其结构型式灵活多变。

youdao

"On station one,we have robot arms. And what happens is the robots have different joints like a human arm -- one at the shoulder,one at the elbow, wrist and then a claw.

VOA: special.2010.07.28

Amanda Jones, Lauren's English teacher, plays host to the robot and its charging station in her classroom.

WSJ: What Does It Say When a Robot Is the Life of a Party?

Astronauts released the unmanned SpaceX capsule, named Dragon, from the end of the space station's giant robot arm.

NPR: SpaceX Dragon Cargo Ship Leaves Space Station

The heavy lifting was then left to space station resident astronaut Susan Helms who used the station's new robot arm to pluck the Quest from the shuttle's cargo bay.

CNN: Air lock installed on space station