id	keyword
fis-5585	rpm
fis-5585	trs
fis-5585	fsw
fis-5585	doi
fis-5585	stir
fis-5585	joints
fis-5585	tool
fis-5585	speed
fis-5585	welding
fis-5585	fig
fis-5585	friction
fis-5585	alloys
fis-5585	heat
fis-5585	material