"tidal waves" from under water blasting can sometimes cause problems for adjacent installations such as sluice gates . 水下爆破产生的“浪涌”,有时可能对邻近的,诸如水闸门之类的设施造成问题。
They regulate the flow of water by the sluice gate 他们用水闸门控制水的流量。
Draft tube gate 尾水闸门
It is by an electric pump pressure jar , tube of switch stone of the pressure and water gate make up 它由一个电泵压力缸,压力开关四通管和水闸门组成。
" tidal waves " from under water blasting can sometimes cause problems for adjacent installations such as sluice gates 水下爆破产生的“浪涌” ,有时可能对邻近的,诸如水闸门之类的设施造成问题。