Many of the heaviest nuclei can be induced to break up into two fragments of intermediate size, a process called nuclear fission. 许多最重要的原子核能被诱发分裂为两块大小适中的碎片,这一过程称为核裂变。
A Biological Effectiveness Study on Chromosomal Aberrations Induced by Fission Neutrons Versus~ ( 60) Co γ-rays in Human Peripheral Blood Lymphocytes 快中子与~(60)Co-γ射线诱发人淋巴细胞生物效应研究
For large part of the samples r_ ( si)> 0.8 ( r_ ( si) is a correlation coefficient between spontaneous and induced fission track densities), which also shows that the region was in a stable geological state. 对于多数样品,自发和诱发裂变径迹密度(ρ8和ρi)之间的相关系数rsi大于0.8,这也表明了该井大部井段地层相对稳定。
Mass distribution in fission spectrum neutron induced fission of~ ( 238) u 裂变谱中子诱发~(238)U裂变的质量分布
The affection of multiple neutron emission of neutron source in the induced fission stochastic neutron field 中子源的多中子发射对诱发裂变场的影响
Study on the relationship between dose-rates and somatic cell mutation at HPRT locus induced by late fission products 晚期混合裂变产物内照射诱发体细胞HPRT基因位点突变率与剂量率关系的研究
The response of induced fission tracks of the uranium glass is tested. 检验了铀玻璃诱发裂变径迹的响应。
The surfaces of ice induced heavings are smooth or have fission or pits like crater, and or have a lot of pea like nodule or root like structures. 表面平滑或具有裂缝或有火山口状坑穴,或有大量豆状瘤状或根状构造。
The sputtering performance of materials induced by fast neutrons is of vital importance to the selection of the materials for fission and fusion reactors. 材料的快中子溅射性能直接关系到裂变和聚变反应堆材料的选择。
Based on the study of proton fission reaction cross sections of the target material used in the ADS ( accelerator driven clean nuclear power system) with system theory, the result can offer the basic parameters of proton induced fission cross sections for nuclear design. 用系统学公式研究ADS靶材料的质子反应裂变截面,旨在为核设计提供依据。
According to the stochastic master equation approach, the paper indicates that the signals from detectors in a stochastic neutron field of induced fission are correlative. 用随机过程主方程近似指出诱发裂变发射的中子形成1个随机中子场,随机场内中子的探测器信号具有相关性。
System itself does not have long-lasting features, the new situation brought to the Roman system of internal changes induced fission, and Greece was destroyed from the outside, follow from this imposed change. 制度本身并不具有恒久的特性,新的境遇给罗马的制度带来了裂变,引发内部变革,希腊被从外部摧毁,从此遵循强加的变革。
Pulmonary impairments induced by mixed fission neutron-gamma irradiation were more severe than that of simple gamma ray, but the pathological changes were basically in accordance with gamma ray. 中子-γ射线混合照射引起的肺部损伤较单纯的γ射线更为严重,但病变过程与γ射线照射基本一致。
【 Aims 】 To research the cold stress induced cell injury, investigate the molecular mechanism of cell response for cold stress and cell injury through mitochondrial fusion and fission view and elucidate the protective role of pyruvate on cells after cold stress. 【目的】研究冷应激对细胞的损伤作用,从线粒体融合、分裂角度探讨冷应激诱导细胞损伤的分子机制,阐明丙酮酸在细胞冷应激中的保护作用。