id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
cet-1344	Kuribayashi, M.; Tojo, S.; Chosa, T.; Murayama, T.; Sasaki, K.; Kotaka, H.	Developing a New Technology for the Two Phase Methane Fermentation Sludge Recirculation Process 	2017	6	.pdf	application/pdf	3064	129	48	Hydrogen fermentation sludge contains much VFAs and secondary treatment such as methane fermentation is usually necessary. 476 2.5 Hydrogen fermentation sludge analysis The pH of hydrogen fermentation sludge was measured by a pH meter (TOADKK, HM-21P).	cache/cet-1344.pdf	txt/cet-1344.txt