The white source near the center of the image is a dense, rapidly rotating neutron star, or pulsar, all that remains of a core-collapse supernova explosion.
图片靠近中心部分的白色光源为一种密度大，急速旋转的中子星，或是脉冲星--都是核心坍缩的超新星爆炸的残留物。
A numerical method of the statistics fluctuation problem of fission chains is studied for fission system driven by a weak neutron source.
研究了弱中子源驱动下，裂变系统中子裂变链统计涨落问题的数值计算方法。
The numerical method of the statistics fluctuation problem of fission chain is studied for a fission system driven by a weak neutron source.
研究了弱中子源驱动下，裂变系统中子裂变链统计涨落问题的数值计算方法。
Cold Neutron Source (CNS) is one of the important systems through which China Advanced Research Reactor (CARR) could be used as important application platform of Neutron Scattering Experiment.
冷中子源是中国先进研究堆(CARR)作为应用平台开展中子散射实验的重要系统。
Source spacing is one of the key parameters of neutron logging tool, by which permeability precision, sensitivity, resolution of the logging tool are determined to a large extent.
源距是中子测井仪器的主要参数，它在很大程度上决定测井仪的孔隙度精度、灵敏度、分辨率以及环境因素影响状况。
For the neutron transportation calculation, accurate fission neutron source is the prerequisite and fundament ensuring that the calculation results are reliable.
在中子输运计算中，准确的裂变中子源是保证计算结果可靠性的前提和基础。
This paper described the function of neutron source assembly, the principle of neutron emission, and also described the structure and characteristics for primary and secondary neutron source assembly.
介绍了反应堆堆芯中子源的功能，发射中子的原理以及秦山二期工程一次和二次中子源组件的结构和特点。
Design of the horizontal paint bump magnet prototype for China Spallation Neutron Source (CSNS) rapid cycling synchronous (RCS) injection was introduced.
阐述了中国散裂中子源(CSNS)快循环同步加速器(RCS)注入系统水平涂抹凸轨磁铁样机的设计。
So the impact of fuel assemblies burn-up on core fission neutron source parameters shall be considered in the neutron transportation calculation.
因此，在中子输运计算中，必须考虑组件燃耗对堆芯的裂变中子源参数的影响。
For the secondary and primary neutron source rods, the important internal pressure problem and the safety performance requirements are described respectively.
对于次级和初级中子源棒，分别阐述了重要的内压问题和有关的安全性能要求。
Some external neutron and gamma source experiments were carried out to study the origin of the background.
还应用外置伽玛源和中子源进行了实验，以判断本底的来源。
The neutron source intensity and relevant physical parameters for driving the reactor with the different subcritical states are given.
给出了驱动不同次临界度包层所需的中子源强度及其相应的物理参数。
Square tube in cold neutron channel is welded together by aluminum alloy plate, it is used to guide neutron from cold neutron source.
冷中子孔道方管采用铝合金材料焊接而成，其作用是从冷中子源引出中子。
In the miniature neutron source reactor (MNSR) reactivity and neutron flux are related.
微型中子源反应堆的反应性和中于通量密度有一定的关系。
The stainless steels are a good choice for beam window material of the ADS spallation neutron source system, and the homemade modified 316L stainless steel is the best choice.
选用不锈钢做ADS散裂中子源的束窗等材料是较好的选择，采用国产改进型316L不锈钢是最佳的选择。
By the neutron sensitivity of the detector and the known anisotropic coefficients, it is able to estimate the strength and angular strength of the neutron source to be measured.
根据探测器的中子灵敏度和己知的各向异性系数，可估计被测中子源的源强和角源强。
The error source in measuring neutron fluence rate is gived.
给出了中子注量测量误差的主要来源。
The neutron spectra from the gas discharge facility and D-D neutron source are compared.
并与加速器D—D中子源的中子能谱进行了比较。
The axial heat transfer performance of a natural circulation, which could be used in the cold neutron source (CNS), was experimentally investigated.
对一种用于冷中子源系统的自然循环进行了轴向传热特性研究，建立了以氟里昂为工质的同轴型热虹吸管传热实验系统。
With development of neutron application techuique, the neutron generator is simple and poreable neutron source which has more applied value.
该中子发生器是一种很有应用前途的中子源。
It is a new technology to apply an ECR ion source to the neutron generator.
在中子发生器中采用ECR离子源是一种新技术。
It is showed that compensated neutron logging can be realized by using neutron generator instead of isotopic neutron source.
结果表明，可以用中子发生器代替同位素中子源实现补偿中子测井。
A cold neutron source (CNS) possessing a closed-thermal siphon loop under some given conditions shows self-regulating characteristics when the heat load fluctuates.
冷中子源（CNS）系统封闭热虹吸回路满足某些确切的条件时，在热负荷波动条件下会表现出自调节的特性。
Sealed neutron source and gamma source used in nuclear logging have strong radioactivity which is harmful to operators.
核测井使用的密封中子源和伽马源具有较强的放射性，对操作人员有一定的辐射损伤。
Neutron tube of generator neutron is the most popular neutron source technology, due to its low prices, miniaturization, it has become one of the popular neutron source among the application.
中子发生器中的中子管是目前中子源最热门的技术，因其具有小型化、价格低、易普及等特点，而成为中子源中应用最广泛的一种。
A new method of evaluating yield stability for pulse neutron source was introduced in this paper.
文中介绍了一种评定脉冲中子源产额稳定性的新方法。
The paper gives experiment theory and experiment method of neutron source multiplication method for site measurement technology in the nuclear critical safety.
给出了核临界安全中监督现场的测量技术——源倍增法的实验理论和实验方法。
It is used in cancer radiotherapy, as a neutron source for some research purposes, and as a constituent of luminescent paints.
镭可用于癌症的放射治疗，在其它一些研究中用作中子源，还可用作发光颜料的成分。
It is used in cancer radiotherapy, as a neutron source for some research purposes, and as a constituent of luminescent paints.
镭可用于癌症的放射治疗，在其它一些研究中用作中子源，还可用作发光颜料的成分。
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