增强型集气覆盖层闭气能力影响因素及优化布置
李光耀,刘思达,李鹤,詹良通,夏敏

Factors affecting gas closure capacity of enhanced gas collection cover and optimized arrangement
Guangyao LI,Sida LIU,He LI,Liangtong ZHAN,Min XIA
图 6 作图法确定集气管布置间距(集气管抽气压力为−1.5 kPa)
Fig.6 Drawing method to determine arrangement spacing of gas collection pipes (extraction pressure of gas collection pipes is −1.5 kPa)