Local ventilation: Portable blow is adopted by the airless end or airless adit for ventilation.
局部通风：矿山生产期间对无贯穿风流的独头工作面或独头硐室采用局扇加强通风。
Collapse treatment in section of Hongye-2 Hydroelectric Power Station headrace tunnel downstream of adit No.
红叶二级水电站引水隧洞2号支洞下游塌方段处理。
The measured adit water temperature verifies the predicted results and the system behavior proves desirable.
系统运行后，坑道水温度变化实测数据基本验证了预测结果，系统运行效果良好。
The effect of the blasting of production on main transported adit was analyzed at Nanfen Iron Open-pit Mine.
分析了南芬露天铁矿生产爆破对主运输平硐的影响。
The seepage cause in the adit and shaft of the third-stage pumping station of the general main line in YRDP is analyzed.
文中针对万家寨引黄工程输水隧洞及泵站平洞竖井存在的渗漏原因进行分析研究。
The results indicate that the adit is stabile and the value of the given critical antivibration velocity of rock is a little low.
结果表明现爆破下平硐是稳定的，规范中给定的岩体极限抗震速度有些保守。
Actual measures as manual excavation outside of the shield, steel frame supporting and advanced adit for prediction were adopted.
采用人工扩挖旁洞、钢拱架支撑和超前导洞等工程处理措施收到一定成效。
The paper reviews the design and construction of the long inclined shafts, the deep vertical shaft, the parallel adit and the access adit for the tunnel.
文章介绍了越岭隧道的长斜井、深竖井、平导、横洞的设计和施工情况。
The vacuum degree at tailrace adit varies most significantly at the lowest downstream water level and improves gradually along with the rising of downstream water level.
当下游水位最低时，尾水管进口真空变化最明显，随着下游水位的上升，尾水管进口真空度逐渐改善。
The vacuum degree at tailrace adit varies most significantly at the lowest downstream water level and improves gradually along with the rising of downstream water level.
当下游水位最低时，尾水管进口真空变化最明显，随着下游水位的上升，尾水管进口真空度逐渐改善。
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