The best fire-fighting technique is simply to shut off the flow of cryogenic liquid or vaporized gas if a flammable cryogenic liquid is involved.
如果同易燃低温液体有关，最好的救火技巧是简单地切断低温液体流或蒸发的气体。
They may also be used for water flow applications in large diameter lines and cryogenic service.
它们也可用于大直径管线的水的流量应用和低温工况。
The typical flow chat and the successful examples to use LNG cryogenic energy are provided. And the evaluation and comparison of economic benefits are conducted.
对典型LNG冷能利用方式给出了典型流程图和已获得成功应用的范例，并进行经济效益评价和比较。
The numerical simulation was used to analyze the flow characteristics of cryogenic throttle valves. A test bench was also built up to investigate the performance of the different valve needles.
运用数值模拟方法分析了节流阀的流量特性，并运用实验的手段测量了其流量系数与阀门开度之间的关系。
The numerical simulation was used to analyze the flow characteristics of cryogenic throttle valves. A test bench was also built up to investigate the performance of the different valve needles.
运用数值模拟方法分析了节流阀的流量特性，并运用实验的手段测量了其流量系数与阀门开度之间的关系。
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