It is indicated that the suction of air from the emergency ventilating shaft is the reason to cause the harmful hydraulic vibration.
研究表明，事故门井卷吸空气，形成明满交替流是造成一系列不良水力现象的前提。
Because of ventilating requirement of cross-ocean tunnel, especially long distance cross-ocean tunnel, ventilating shaft should be set in the sea.
长距离深海跨海沉管隧道，为满足隧道内运营通风的要求必须在隧道中部设置通风竖井。
A passageway or shaft in which air circulates, as in ventilating a mine.
通风道，换气坑空气流通的通道，如使矿井。
A passageway or shaft in which air circulates, as in ventilating a mine.
通风道，换气坑空气流通的通道，如使矿井。
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