实际运行反应堆的链式反应可以在数秒左右被关闭。
The chain reaction that actually runs the reactor can be shut off in a matter of seconds.
因此，除非这些中子能够被充分减速，否则链式反应会停止。
As a result, the chain reaction will Peter out unless the neutrons can be slowed down sufficiently.
9秒由硼和银制成的控制棒被降下，减慢反应堆堆芯内的核链式反应。
9 SEC the control rods, made of boron and silver, are lowered, which slows down the nuclear chain reaction within the core.
聚合酶链式反应仪(PcR仪)是分子生物学的基本仪器。
The polymerase chain reaction (PCR) machine is a basic instrument in molecule biology.
采用逆转录聚合酶链式反应(RT - PCR)检测病毒。
Viral detection by reverse transcription polymerase chain reaction (RT-PCR) assay, and.
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.
目的探讨聚合酶链式反应变性及退火温度与产物假阴性之间的关系。
Objective to explore the relationship of temperatures for denaturalization and annealing to the false negative PCR result.
核能是由原子内的铀发生链式反应而释放的能量——这个过程叫做裂变。
Nuclear power is produced by harnessing the heat produced by the splitting of atoms inside uranium - a process known as fission.
该计划致力于武器化：虽然制造在核原料中引发链式反应的设备是一件高精细度的工作。
That programme was about “weaponisation”: the fiddly business of making a device that can set off a chain reaction in nuclear fuel.
每个实验室都有一台实时多聚酶链式反应机，有一个实验室有两台这样的机器。
Each lab now has a real-time polymerase chain reaction (PCR) machine, and one lab has two machines.
聚合酶链式反应可使DNA自我复制，产生大量的DNA样品可供科学家进行研究。
Polymerase helps coax DNA to replicate itself, leaving researchers with large numbers of samples to work with.
乏燃料由完全耗尽铀-235的旧燃料棒组成，核反应堆的链式反应就是由铀-235激发的。
It is made up of old fuel rods that have become sufficiently depleted of uranium-235, the isotope that drives a reactor’s main chain reaction, to be no longer useful.
这些控制棒，由能够吸收中子的物质——硼制成，它吸收多余的中子，使链式反应停止。
These rods, made of neutron-absorbing materials such as boron, mop up excess neutrons and quench the chain reaction.
实验室鉴定方法包括聚合酶链式反应、限制酶片段长度多态性分析以及生物芯片技术等。
In laboratories, the methods mainly include polymerase chain reaction, restriction fragment length polymorphism, and biochip technology. The methods mentioned above all have their merits and defects.
实验室鉴定方法包括聚合酶链式反应、限制酶片段长度多态性分析以及生物芯片技术等。
In laboratories, the methods mainly include polymerase chain reaction, restriction fragment length polymorphism, and biochip technology.
基于大气化学的研究成果，本文提出了利用链式反应同步氧化烟气中NO和SO2的设想。
Based on atmospheric chemistry research, a method was presented to simultaneously oxidize NO and SO2 in flue gas by chain reactions.
方法提取肿瘤组织总rna，用反转录聚合酶链式反应(RT - pcr)法进行检测。
Methods Total RNAs of tumor tissues were extracted and were detected by RT-PCR.
以色列在20世纪60年代末期提高了核武器研发能力，但并没有在该地区引起核武器开发的链式反应。
After Israel developed a nuclear weapons capability in the late 1960s, no regional nuclear chain reaction followed, even though the country is surrounded by rivals.
最新研究显示，头发变白是一化学链式反应的结果，正是这一反应导致头发自身从里向外变白。
New research shows that hair turns gray as a result of a chemical chain reaction that causes hair to bleach itself from the inside out.
目的评估用逆转录聚合酶链式反应(RT PCR)方法检测胃癌腹腔微转移的临床病理意义。
Objective to evaluate the clinicopathologic significance of the detection of peritoneal micrometastases in gastric cancer by reverse transcriptase-polymerase chain reaction (RT-PCR).
聚合酶链式反应(PCR)技术已在分子生物学、基因测序、医学诊断等方面得到广泛的应用。
Polymerase chain reaction (PCR) technology has been successfully used in clinic diagnostic and modern molecular biology for gene analyzing.
这种独特的肠毒性腹泻治疗途径通过干扰当细菌性毒素进入肠道时所发生的腹泻链式反应起作用。
This unique approach to the treatment of enterotoxigenic diarrhea works by interrupting the diarrhea-causing chain of events that occur when bacterial toxins enter the intestinal tract.
TED大会提到，Muliis发明了聚合酶链式反应技术的这一成就看起来可以盖过其他一些事。
Ted mentions that Mullis invented PCR and surfs and seems to skim over a few other things.
“聚合酶链式反应”的简称，一种可在血液或骨髓中检测到癌细胞标志物存在的灵敏的实验室试验。
PCR the short name for "polymerase chain reaction," a sensitive lab test that can measure the presence of cancer cell-markers in the blood or marrow.
目的运用依赖随机化末端连接物聚合酶链式反应(RDPCR)技术检测环境中混合污染物的DNA损伤作用。
Objective To detect DNA lesions induced by complex pollutants existing in environment using the technique of randomized terminal linker, dependent PCR (RDPCR).
他只是一个“链式反应”的中心，就像一颗扔进池塘的石头，每一层波浪都通过那个成功的写中国的作家复制自己。
Instead, he's just at the epicenter of a large chain reaction, like a stone falling into a pond, with each wave repeating itself through each successive China author.
本发明进一步提供用作分子探针或聚合酶链式反应(PCR)扩增引物的核酸分子，即合成的或天然的寡聚核苷酸。
The present invention further provides nucleic acid molecules for use as molecular probes, or as primers for polymerase chain reaction (PCR) amplification, i. e. synthetic or natural oligonucleotides.
本发明进一步提供用作分子探针或聚合酶链式反应(PCR)扩增引物的核酸分子，即合成的或天然的寡聚核苷酸。
The present invention further provides nucleic acid molecules for use as molecular probes, or as primers for polymerase chain reaction (PCR) amplification, i. e. synthetic or natural oligonucleotides.
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