Two Zn-based sorbents, L-991 and L-992 used for hot gas desulfurization(HGD) were introduced. Zn/Ti ratio of the two sorbent was 1:1 and 2:3 resptively and a cer
The time forecast system of coal spontaneous combustion was described based on the K J-90 mine environmental monitoring system in Hulipo Mine, Luzhou, Sichuan P
The variation of the stress in the bolted surrounding rocks structure of the roadway driven along goaf in a fully mechanized top-coal caving face with moderate
<正> Based on the traditional optimization methods about the pressure control spring of the relief valve and combined with the advantages of neural network, thi