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。

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With Dresser, GE added industrial valves and pumps to challenge companies such as Tyco International Ltd., Flowserve Corp. and Emerson Electric Co.

除了 Dresser 之外，通用电气公司还增添了工业阀门和泵等产品以向诸如泰科国际、福斯公司以及爱默生电气等公司发起挑战。

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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。

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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