id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
brj-22852	Ren, Yunze; Teng, Chi; Gao, Tong; Zhang, Ying; Liu, Hui; Dong, Xibin	Frictional Properties of Red Pine Cones Harvested under Different Conditions	2023	24	.pdf	application/pdf	8475	377	57	Friction coefficients of three materials at different water contents Fig. The size of the pinecones, nature of the contact materials, and water content resulted in differences in the friction force and friction coefficient.	cache/brj-22852.pdf	txt/brj-22852.txt