| Title | 
	The Investigation on the Particle Crushing Using the Fragmentation Fractal Theory  | 
					
	| Keywords | 
	분열프랙탈차원 ; 파쇄성 ; 파쇄율 ; 표면적비 ; 파쇄지수 ; fragmentation fractal dimension (Df) ; crushability ; Crushing ratio ; CR ; ratio of surface care ; index of crushing |