construction ventilation of tunnel

基本解釋

More and more inclined shafts are built in order to meet the need of tunnel ventilation or speeding up the tunnel's construction progress.
為了滿足隧道運(yùn)營通風(fēng)需要或?yàn)榱思涌焖淼朗┕みM(jìn)度，設(shè)置斜井的情況越來越多。
Tunnel ventilation is an important technology that restricts long highway tunnels construction, the study of highway tunnel ventilation has great society and economy value.
隧道通風(fēng)技術(shù)是制約長大公路隧道建設(shè)的一項(xiàng)重要技術(shù)，開展長大隧道通風(fēng)研究具有極大的社會(huì)和經(jīng)濟(jì)價(jià)值。
Whether the ventilation system is designed reasonable or not can significantly affects the construction of long highway tunnel for its high cost in economy and energy.
長大公路隧道的通風(fēng)系統(tǒng)工程造價(jià)高、運(yùn)營能耗大，通風(fēng)系統(tǒng)設(shè)計(jì)合理與否，對(duì)長大隧道工程建設(shè)有重要影響。