Automatic water sluice gate is under the waterpower and action of gravity, in the given water height condition; and it start and stop automatically as the flux change.
水力自控闸门是借助水力和重力作用，在一定的水位条件下，随流量的变化，自动启闭的自动化闸门。
2
Based on the processing flow of Dashihe separation mill, using spiral sluice, the possibility of obtaining final concentrate under coarse primary grinding is searched for.
探索大石河选厂在生产流程的基础上，应用螺旋溜槽，获取粗磨后最终精矿的可能性。
3
Tidal waves "from under water blasting can sometimes cause problems for adjacent installations such as sluice gates."