反应堆控制总工程师监督反应堆。
海水中加入了硼酸，这是为了吸收掉反应堆控制棒中逸出的中子。
The sea water was also laced with boric acid, which can soak up stray neutrons that the control rods miss.
对导致反应堆控制系统故障的事故序列进行了识别，计算了该系统顶事件的概率。
The event sequences leading to the reactor control system failure are identified and the top event probability of this system is calculated.
控制棒的落棒在反应堆控制中是一个十分重要的方面，尤其是落棒时间这个参数。
Control rod is a key safety control system for nuclear reactors, with the scram time parameters being crucial to reactor safety.
结果表明，异常事件主要为反应堆控制和保护系统故障、反应堆冷却系统故障及其它故障。
The results show that the main abnormal events include reactor control and protection system breakdown., reactor coolant system breakdown and others breakdown.
一旦反应堆的控制杆置于核燃料棒的中间了，我们应该怎么将裂变减慢到我们可控制的程度呢？
Once the reactor's control rods are between sections of fuel rods, how is fission slowed to where it is controllable?
女川核电站的三个反应堆正受到检测控制，以防发生核泄漏和可能的崩溃。
Three reactor units at the Onagawa plant are being watched and controlled for radiation leaks and possible meltdown.
几乎核电站的全部六个反应堆机组目前都情况稳定或者正在逐步稳定，而且供电已经恢复，这使得操作人员可以恢复对机组的冷却控制。
Almost all six reactor units at the plant are now stable or approaching stability, and power has been restored, enabling the operators to resume controlled cooling of the reactors.
公司工程师称，他们远远无法控制受损反应堆的事态，平稳事态可能需要数月，而清除遗留毒害物质恐需要数年。
TEPCO engineers say they are far from being in control of the damaged reactors and it could take months to stabilize them and years to clear up the toxic mess left behind.
日本福岛第一核电厂的管理者说，将用六到九个月的时间来完全控制该厂的反应堆。
The operator of Japan's Fukushima Daiichi nuclear power plant says it will take between six to nine months to bring the reactors at the complex fully under control.
这段时间，公司将完全控制反应堆的水温。
During this period, the company expects to bring the water temperature in the reactors fully under control.
随着东京电力公司重新控制了核电站的反应堆，少数人们开始陆陆续续迁回去。
As TEPCO has regained control of its reactors, people have been trickling back.
当西方报纸一窝蜂的报道有关核反应堆那耸人听闻却从未经证实的消息时，塔斯社（译注：前苏联通讯社）却放出消息说大火已经得到了控制。
Whensome Western papers carried increasingly sensational but unconfirmed accountsof the reactor's condition, TASS reported that the fire was under control.
简单地说，UI是软件的一部分，它可以帮助用户解决各种问题，而无论这问题是如何在 Amazon.com找到某本书，还是如何控制核反应堆。
A UI is simply a piece of software that helps a user solve a problem—whether that problem is how to find a book from Amazon.com or how to control a nuclear reactor.
我也会花些事件来谈论，反应堆的监督过程以及，联邦条例中的规定，那控制着在一个，运行中的反应堆发生的一切事项。
I'm also gonna spend some time talking about the reactor oversight process and the code of federal regulations which controls everything that happens in an operating reactor.
在福岛核电厂的反应堆中，正常情况下控制棒本是用来停止裂变反应的，但现在它们已经失去这种效能了。
In Fukushima's reactors, the control rods were used to shut down the fission reaction, which they did correctly, but they've exhausted their use now.
控制棒是在一个加压水冷却反应堆里使用的，用来改变能量的级别，也可以用来停止反应堆。
Control rods are used in a PWR typically to change the power level and also to shut down the reactor.
在一个压水式反应堆里，我们用硼来控制反应率。
Now in a PWR we have essentially boron to control reactivity.
下一课，我们会谈论，反应堆物理，然后回顾反应堆，动力学和控制，然后我们会研究反馈，反应和损耗。
In the next lecture we're gonna be talking about reactor physics and then a review of reactor kinetics and control. We'll then study feedback effects and depletion.
福岛核电站目前还发出少量的辐射，但还不足以担心，工人们目前还在努力控制燃料的反应堆。
Workers struggled to contain a burningreactor at the Fukushimanuclear-power plant as the site emitted small but worrying amounts ofradiation.
而且，我们放入控制刀片，在操作过程中来控制沸水型反应堆的功率分布。
In addition we put in control blades during operation to control power distribution in a BWR.
如果现场电源失效，对反应堆冷却系统的控制是非常有限的。
If all AC power is lost, the options to cool the core are limited.
已经达到危险级别的辐射污染使核电站工作人员和紧急反应人员无法安全地接近设施中四座受损反应堆，控制火势和评估危害程度的工作无法进行。
Dangerous levels of radiation are preventing nuclear workers and emergency responders from safely approaching the facility's four reactors to control fires and assess the extent of damages.
控制棒会吸收路子减慢链式反应，降低核反应的能量释放，进而关掉反应堆。
The control rods soak up the neutrons that mediate the chain reaction which produces most of a reactor's energy, shutting it down.
晚上8点20分，他们开始将海水灌注到一号反应堆里，有效地控制住了反应堆。
At 8:20 p.m. they began to flood unit 1 with sea water, effectively ruining the reactor.
核电站的核反应堆中，核裂变会产生高速移动的中子，通常是用水去阻隔及控制中子的移动速度。
Fast-moving neutrons are produced by fission reaction in a nuclear reactor. Water is commonly used to moderate and control the speed of neutrons.
9小时反应堆安全壳内发生氢气爆炸，随着一声巨响，控制室仪表盘上显示出压力峰值。
9 hr Hydrogen explodes within the containment structure, causing a pressure spike on the control room gauges and an audible thud.
燃料棒放置在反应堆中心，核反应就在这里发生。速度和反应是由控制棒和减速剂来控制的。
The speed and reactions are controlled by control rods and a moderator.
燃料棒放置在反应堆中心，核反应就在这里发生。速度和反应是由控制棒和减速剂来控制的。
The speed and reactions are controlled by control rods and a moderator.
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