id	keyword
ajst-19198	diamond
ajst-19198	rock
ajst-19198	particles
ajst-19198	bit
ajst-19198	breaking
ajst-19198	conditions
ajst-19198	drilling
ajst-19198	model
ajst-19198	figure
ajst-19198	diamond particles
ajst-19198	numerical
ajst-19198	cutting