An enrichment of 11%is chosen to provide the desired equilibrium core reactivity.
选用11%的富化率向所需的平衡核反应活动。
In the paper a fuel management strategy is proposed based on self-adjustment of core reactivity.
该文研究了一种依据反应性自动调节的燃料管理方式。
We have inherent core design features that limit the effect of increases in reactivity.
固有的核心设计的特点是它限制了，反应力增加所带来的影响。
The most important of which are maintaining your critical safety functions which is reactivity control, core heat removal, secondary heat removal and containment integrity.
最重要的就是维持住，你们重要的安全功能，那就是反应力的控制，核心热量的消除，次级热量的消除，以及容器的完整性。
And basically it says that if you have core a design you wanna be able to make sure that the inherent nuclear feedback characteristics can deal with and compensate for prompt reactivity excursions.
基本上也就是假如你有一个核心设计，你想能够保证固有的，核反馈的特点是能够处理，并补偿即时反应骤增。
Perturbation calculation will be required to rapidly determine the changes of reactivity caused by core neutron cross sections perturbation in reactor physics design and analysis.
在反应堆物理设计和分析时，经常要进行微扰计算，以快速分析堆芯中子截面扰动下反应性的变化量。
From these results, it is concluded that the reflector with steel and boron water has positive reactivity effect on the core with boroned moderator.
通过实验发现，对于具有硼慢化剂的铁硼水反射层堆芯，堆芯具有正的反应性效应。
The effects of impurities in the fuel and the graphite element in the core and those in the reflector graphite on the reactivity of the reactor were considered in detail.
还详细考虑了堆芯燃料球和石墨球以及反射层石墨中杂质对反应性的影响。
The effects of impurities in the fuel and the graphite element in the core and those in the reflector graphite on the reactivity of the reactor were considered in detail.
还详细考虑了堆芯燃料球和石墨球以及反射层石墨中杂质对反应性的影响。
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