id	keyword
fumecheng-6292	laser
fumecheng-6292	cutting
fumecheng-6292	kerf
fumecheng-6292	laser cutting
fumecheng-6292	mathematical
fumecheng-6292	process
fumecheng-6292	parameters
fumecheng-6292	model
fumecheng-6292	power
fumecheng-6292	taper
fumecheng-6292	speed