id	keyword
ajst-2914	robot
ajst-2914	pipeline
ajst-2914	inspection
ajst-2914	oil
ajst-2914	design
ajst-2914	motion
ajst-2914	gas
ajst-2914	figure
ajst-2914	pipes
ajst-2914	pipeline robot
ajst-2914	detection
ajst-2914	technology
ajst-2914	pig