The method using movable metal baffle and control valve near water sealed well to block the drain of oil tank group is unreliable and it will widen flowing fire area.
用活动金属挡板及水封井附加控制阀门封闭油罐组排水沟的方法既不可靠又会使流淌火面积扩大。
2
The device comprises a tripod, a movable arm, a skip bucket, a water tank, a sweeping brush, a spring, a conduit pipe, a sprinkling bar, etc.