In the process of emergency gate shutting in an orifice tunnel, big noise and strong vibration would be observed within the mid gate chamber.
在泄洪洞事故闸门动水下门过程中，洞内可能产生巨大的噪音和强烈的振动。
In the process of emergency gate shutting in an orifice tunnel, big noise and strong vibration would be observed within the mid gate chamber.
在泄洪洞事故闸门动水下门过程中，洞内可能产生巨大的噪音和强烈的振动。
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