operation ventilation meaning in Chinese
运营通风
Examples
- Because there are small openings and the three cracksin the concrete lining of gas tunnel , the gas should intrude into the gas tunnel built . this effect will endanger the transport safety . the authors study on the operation ventilation technology in the gas tunnel and put forward an economical , safety and effective ventilation plan , and therefore furnish a theoretical basis for the gas tunnel ventilation design in the future
由于瓦斯隧道混凝土衬砌本体中的细小孔隙和“三缝”等缺陷的存在，建成后的瓦斯隧道必然受瓦斯侵袭，这对运营安全危害极大，为此，本文对瓦斯隧道运营通风技术进行了认真研究，提出了经济、安全、有效的通风方案，为未来瓦斯隧道的通风设计提供了理论依据。