秦岭Ⅱ 线隧道平导(进口端) 施工通风技术

刘凯年

PRACTICE ON CONSTRUCTION VENTILATION IN ENTRANCE SECTION OF PARALLEL HEADING AT NO. Ⅱ LINE OF QINLING TUNNEL

LIU Kainian

铁道工程学报 . 1998, (3): 60 -66 .