闸门在启闭时应注意闸板的上、下极限位置，不能超限，以免损坏闸门或启闭机。
When opening and closing the gate, attention should be paid to the upper and lower limit positions of the gate, so as not to exceed the limit, so as to avoid damaging the gate or the hoist.
2闸门在启闭过程中如有异白钢雕塑 小型滚揉机 防火电缆 托辊设备 水刀切割机  铜钟 石雕狮子  校园不锈钢雕塑 扭王块模具常情况应立即停止使用，及时检查修理。
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3闸门在关闭时距闸底10公分处，暂停1min，让激流冲净底门槽内杂物，然后再将闸门关闭。
3. When the gate is closed, it is 10 cm away from the bottom of the gate, suspend for 1 minute, let the torrent wash away the debris in the groove of the bottom gate, and then close the gate.