id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
alkej-379	Haleel, Aseel Jameel	Optimization Drilling Parameters of Aluminum Alloy Based on Taguchi Method	2019	8	.pdf	application/pdf	3099	154	63	DF Degrees of Freedom �� �� ! − ��0��30 14� 2 yi : mean of observations at ith factor level y : mean of all observation yij : value of jth observation at ith factor level MS Mean Squares 56 �� !	cache/alkej-379.pdf	txt/alkej-379.txt