Use of hydraulic control Magnetic pumps valves, first note selection.

使用水力控制阀，首先减压阀要注意选型。

youdao

Instead of pumps, valves and human operators, the plant USES airflow, pressure changes and gravity to gradually cool the reactor.

这家电站没有使用管道、阀门和人工操作，而使用了气流、压力变化和重力来逐步冷却反应堆。

youdao

However, these pumps are disconnected from the system by cutoff valves.

然而这些水泵与系统的连接被关闭阀断开。

youdao

All four froze, but they beat the blaze and thawed the frozen pumps, valves and fittings with propane heaters.

WSJ: Chicago Blaze Shows the Misery and Peril of Fire-Fighting in Cold Climes

Two percent of the assets are tucked away in the "pumps, valves and bearings" sector, in such names as Roper Industries and NN.

FORBES: About Charles "Chuck" Royce

It takes fuel cells from Vancouver and fits the auxiliary pumps, valves and control systems needed to make them work in a car.

ECONOMIST: Fuel cells: Intel on wheels | The