That means cooling water is not getting to the reactor core, causing a build up of steam inside the containment vessel.
这意味着冷却水并没有进入反应堆核心，从而导致了安全壳内的气压上升。
To shut down a reactor, safety valves are opened to release the steam and water is used to then to cool down the reactor core.
关闭核反应堆时，需要打开安全阀门释放蒸气，然后用水冷却堆心。
A meltdown occurs when nuclear fuel rods cannot be cooled, thus melting the reactor core and causing a release of radioactivity.
如果核燃料管无法降温，就会发生熔毁，到时反应器的内核也会熔化，从而引起核泄漏。
They note that pressure and the temperature inside the reactor core remain at levels far lower than what would further melt the core.
他们指出，该反应堆堆芯现在保持的压力与温度并不高，远远低于会导致堆芯进一步融化的水平。
In our implementation, we trust every host key and simply give control back to the asynchronous reactor core by returning a defer.succeed object.
在实现时，我们完全信任所有的主机密钥，只是通过返回一个defer . succeed对象，将控制交回给异步反应器(reactor)的核心。
Neutron flux distributions in the reactor core are measured.
测量了反应堆堆芯里的中子通量分布。
Natural circulation is adopted in the flowage of reactor core.
其堆芯流动采用自然循环。
Horizontal radial channel a faces the reactor core and its forepart lies in the pool.
水平径向孔道a正对堆芯，孔道前端位于水池中。
Its designs insure that the reactor core is always flooded underwater in any conditions.
结构设计保证了堆芯在任何条件下都处于淹没状态。
Nuclear reactor core damage is a possible severe accident during nuclear reactor operation.
反应堆堆芯损坏是反应堆运行中可能出现的严重事故。
The physical parameters of the reactor core are calculated by method of the two-group theory.
应用双群理论计算了反应堆堆芯物理常数。
This article Outlines a model for calculating the parameters oi a tokamak fusion reactor core.
本文概述了托卡马克聚变堆堆芯参数计算的一种基本模型。
The operation status of reactor core can be described accurately and larger dexterity is obtained.
在保证安全运行的基础上，能更准确地描述堆芯的运行状况，提供更大的灵活性。
This paper studies the application of discontinuous factors in transport method to solve reactor core homogenization problem.
研究不连续因子在输运方法求解堆芯均匀化问题中的应用。
A high level of radiation detected Thursday in water at the No. 3 reactor's turbine building may have come from the reactor core.
星期四，3号反应堆涡轮系统内的水被监测出含有高辐射水平。这些辐射可能来自这个反应堆的堆芯。
In a boiling water reactor like those at Fukushima, the same water that cools the reactor core also boils and drives the turbine to generate power.
在像福岛核电厂的沸水反应堆中，冷却反应堆芯的水还拿来煮沸，以此推动涡轮机旋转从而产生电量。
By contrast, reactors have strong containment vessels that stand a better chance of bottling up radiation from a meltdown of the fuel in the reactor core.
相反，反应堆拥有非常坚固的围阻体，可以承受由于反应堆堆芯融化而产生的大剂量辐射。
As a specific operation mode, which outruns the original reactor core design, the related and specialized design argument and safety analysis is required.
延伸运行作为一个特定的运行模式，需要进行相关的设计论证和安全分析。
In order to produce cobalt rodlet in CANDU-6 reactor core of TQNPC, the 21 stainless steel control rods in reactor vessel were changed to cobalt control rods.
为在秦山三期CANDU-6型重水堆上生产放射性钴源，将秦山三期CANDU-6型重水堆排管容器内的21根不锈钢调节棒改为钴调节棒。
The result indicates that the reactor core arrangement satisfies the critical and control request, and can meet the purpose of spent fuel critical experiments.
计算结果表明，该装置的堆芯布置满足临界和控制要求，能够满足乏燃料临界实验的需求。
The paper presents the nuclear design criterion, reactor core characteristics and main parameters, and shows some computer codes, calculation results and analyses.
本文介绍了CPWR640反应堆的核设计准则、堆芯特性与主要参数，并给出了堆芯核设计的主要计算机程序、计算结果及分析。
The paper reports the model of the reactor core of the PWR nuclear power plant and established the suitable core physics-mathematics model for microcomputer simulation.
阐述了PWR核电站堆芯的模型化问题，提出了适用于微机仿真的核电站堆芯的物理数学模型。
Iran is the only country so far to have built a uranium-enrichment plant before having even a single working reactor that would need its uranium as fuel for the reactor core.
伊朗是迄今为止唯一的、在尚未拥有哪怕一座需要以本国铀元素充当堆芯燃料的已运作反应堆之前却已建成铀浓缩工厂的国家。
This article discusses in particular the relation between T avg and heat effectiveness of nuclear power plant, safety of reactor core, stability of control system, etc.
本文重点讨论RCS平均温度与电站热效率、堆芯安全、控制系统稳定等的关系。
In nuclear reactors, graphite is used widely as moderators, reflectors, constructive materials of reactor core and fuel elements in high temperature gas cooled reactors.
石墨广泛地用做核反应堆慢化材料、反射层材料和堆芯结构材料，在高温气冷堆中还用来做燃料元件。
The paper gives the design purpose, reactor core arrangement and control system of ADS experiment facility on reactor physics research. Some experiment work is introduced.
文章介绍了ADS反应堆物理研究中的实验装置设计目的、堆芯布置及控制系统，同时给出了ADS反应堆物理研究中的部分内容。
The nuclear reactor module further includes one or more heaters configured to add heat to the coolant during a startup operation and prior to the reactor core going critical.
该核反应堆模块还包括一个或多个加热器，这些加热器被配置为在启动操作期间和在反应堆芯变成临界状态之前向冷却剂添加热。
Earlier Friday, an official with Japan's nuclear regulatory agency told reporters about the possible damage to the reactor core, which is located in Fukushima's number three unit.
星期五早些时候，日本原子能保安院的一名官员对记者披露了福岛核电站3号反应堆的堆芯可能受到的损坏的消息。
Earlier Friday, an official with Japan's nuclear regulatory agency told reporters about the possible damage to the reactor core, which is located in Fukushima's number three unit.
星期五早些时候，日本原子能保安院的一名官员对记者披露了福岛核电站3号反应堆的堆芯可能受到的损坏的消息。
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