id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ajst-2914	Song, Zhen; Luo, Yunli	Research Status and Development Trend of Oil and Gas Pipeline Robot	2022	7	.pdf	application/pdf	5423	376	62	This kind of pipeline inspection robot can reduce human intervention, avoid dangerous environments, and enter places that are usually impossible for humans to enter, making inspection easier and more economical [3]. Classification of pipeline inspection robots 2.1.	cache/ajst-2914.pdf	txt/ajst-2914.txt