There were fears that an explosion at reactor unit 2 May have damaged the containment vessel, which increases the risk of release of hazardous radioactive materials.
有人担心2号反应堆发生的爆炸可能已经损坏了保护罩，从而增加了核泄漏的风险。
Refuelling outage A temporary shutdown of the nuclear reactor unit for carrying out maintenance and overhaul of plant and equipment including the replacement of a portion of used fuel.
指暂时将核反应堆停止操作，以对厂房设备进行维护及大修，并包括更换部份已消耗的铀燃料组件。
If the temperature is high enough, the core slumps to the bottom of the reactor vessel and melts through it and onto the floor of the containment unit.
如果温度高到一定程度，堆心就会落到反应堆容器的底部并将其熔穿，从而到达密封装置的底部。
"We think the water was duly delivered to the inside of unit 3," which should lower the temperature of fuel in the reactor, he said.
“我们觉得冷却水算是及时的布置到三号机组，这将有效降低反应堆的温度”，HidehikoNishiyama表示。
At unit two, the decision was apparently made to put seawater only into the reactor vessel, but the intervention went awry.
在2号单元，措施是将海水直接灌入反应堆内，但是这种干预方式有偏差。
The fuel in unit 4's cooling pond is thought to have been removed from the reactor sometime in November.Over the past four months, it will have cooled down substantially, making exposure less likely.
4号反应堆冷却池中的燃料据称已经去年11月时全部移出，在过去的四个月中燃料棒应该已经显著冷却，因此不太可能引起爆炸。
The fuel in unit 4's cooling pond is thought to have been removed from the reactor sometime in November. Over the past four months, it will have cooled down substantially, making exposure less likely.
4号反应堆冷却池中的燃料据称已经去年11月时全部移出，在过去的四个月中燃料棒应该已经显著冷却，因此不太可能引起爆炸。
At 8:20 p.m. they began to flood unit 1 with sea water, effectively ruining the reactor.
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。
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。
The unit, including the alloy, the reactor and fuel cell might weigh less than 100 pounds.
单位设备，包括合金、反应器和燃料电池重量不到100磅。
That reactor, Unit 4, had been shut down before the quake for maintenance.
该反应堆，4号机组，已被关闭进行维修前，地震。
Earlier, Japan's Chief Cabinet Secretary Yukio branches in 14 wild night at a press conference that the current Unit 2 reactor cooling operation if successful, should the situation will become stable.
此前，日本内阁官房长官枝野幸男在14日晚在记者招待会上表示，目前2号机组反应堆的冷却作业如果顺利，状况应该会变得稳定。
The influence of increasing vaccum residue in feedstocks on the performances and product properties of fluid catalytic cracking was investigated by using of a riser reactor pilot unit.
利用小型提升管催化裂化装置考察了提高原料掺炼量对催化裂化行为及产品主要性能的影响。
The cause that transition current of DC-load in rectifier unit without balance reactor exceeds the range of permission is discussed.
分析了导致不带平衡电抗器的整流机组直流负载拐点电流超出许可范围的成因；
But the conventional activated sludge process technology has some shortcomings: long water residence time, low processing power per unit area, large area reactor, sludge bulking and so on.
但是传统的活性污泥法工艺存在工艺流程长、污水停留时间长、单位面积处理能力低、反应池占地面积大、污泥膨胀等缺点。
As increasing of heavy oil component in raw oil and rising of light oil yield, this result in stricter requirement for lift pipe reactor of oil refining unit.
由于原料油不断重质化，而且要求轻质油收率不断上升，因此对炼油装置提升管反应器的要求更加苛刻。
In this paper, a kind of non-parameter model is constructed with the unit step response of the nuclear reactor neutron dynamic system.
利用核电站反应堆中子动力学系统的单位阶跃响应数据，得到了该系统的非参数模型。
A dynamic model of mechanism has been developed for the reactor and stripper of a fluid catalytic cracking unit (FCCU) with a high efficiency regenerator.
建立了前置烧焦罐式高效再生器催化裂化装置的提升管反应器和汽提段的动态数学模型。
Smart nuclear level transmitter shall be selected for reactor and its product discharge unit.
反应器及出料单元采用智能型核料位变送器。
This paper presents the condensed mode transition operation when static electricity is not very stable in the reactor during starting up of the UNIPOL polyethylene unit.
阐述了UNIPOL聚乙烯装置开车期间，反应器内有静电时，进行冷凝态切换的过程。
In order to reduce the risk of the reactor, a new idea which applies effective safety compensative measures to reduce unit risk was suggested.
为了降低该装置的危险程度，笔者提出了采取有效的安全补偿措施，以降低单元的危险程度的新思路。
The furnace pipe in cracking reactor is an important part of ethylene unit.
裂解反应器炉管是乙烯装置中的重要设备部件。
The deactivation kinetics for the vapor-phase disproportionation of toluene over mordenite catalyst has been studied by using a combined unit of micro-reactor under pressure and gas chromatography.
本文采用加压微反-包谱-数据处理机联合装置研究了在丝光沸石催化剂上甲苯歧化反应的失活动力学。
By analyzing the material choosing of boiler for supercritical Unit, candidate materials of supercritical water cooled reactor were been put forward in this paper.
本文在分析超临界火电站锅炉用材的基础上，提出了选择超临界水冷堆堆芯材料的建议。
Micro-channel reactor is a 3-dimensional structure unit used for chemical reaction in fuel cell, manufactured through special micro-processing of solid matrix.
微通道反应器，是一种借助特殊微加工技术以固体基质制造的可用于进行化学反应的三维结构单元。
Micro-channel reactor is a 3-dimensional structure unit used for chemical reaction in fuel cell, manufactured through special micro-processing of solid matrix.
微通道反应器，是一种借助特殊微加工技术以固体基质制造的可用于进行化学反应的三维结构单元。
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