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A neutron star has a gravitational field strong enough to generate X-rays .
中子星上存在强大的重力场,足以产生X射线。
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A neutron is simply a neutral particle in the nucleus of an atom .
中子就是原子核里不带电的粒子。
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Each atomic cluster is made up of neutrons and protons .
原子簇是由中子和质子构成的。
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Neutrons and protons are bound together in the nucleus of an atom .
在原子核里,中子和质子是结合在一起的。
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30 years ago , scientists came up with the theory that protons and neutrons are composed of three smaller particles .
30年前,科学家们提出了质子和中子是由三种更小的粒子组成的理论。
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An atom itself is a complete whole , with its electrons , protons and neutrons and other elements
一个原子本身就是一个完整的整体,包括电子、质子、中子及其他元素。
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The dark star in Nova Muscae 1991 is a black hole rather than a neutron star
在1991年苍蝇座中的暗星其实是一个黑洞而非中子星。
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A-fe2o3 ( haematite ) was one of the first compounds to be studied by neutron diffraction .
a-fe2o3(赤铁矿)是中子衍射最先研究的化合物之一。
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The neutrons and protons form the core of the atom .
中子和质子构成了原子核
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In most reactors , there is a significant flux of fast neutrons .
在大部分反应堆中都有一定强度的快中子流。
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The free neutrons can bombard other nuclei , leading to a series of fissions a chain reaction .
自由中子可以轰击其它的核,导致一系列的裂变,称为链锁反应。
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Some Applications of Thermal Neutron Transmission Method in Core Analysis
热中子透射方法在岩样分析中的若干应用
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Study of a Kind of Neutron Moisture Gauge with New Structure
一种新型中子水分计的研究
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Simulation Study on the Cold Neutron Guides in China Advanced Research Reactor
中国先进研究堆冷中子导管的模拟研究
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Water flow log technology by pulsed neutron and its application
脉冲中子水流测井技术及其应用
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Analysis of Time spectrum Recorded in Thermal Neutron Time spectrometry Logging
热中子时间谱测井谱的解析
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Application of Neutron Logging in Sealing Property Test of Gas Storage Well
中子测井在储气库井腔体试压密封检测中的应用
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A New Type of Neutron Flux Absolute Measurement System
一套新型的中子注量率绝对测量系统
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A Reactor Neutron Counter System Using in High Gamma Field
一个可用于高γ场下的反应堆中子计数系统
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The Measurement and Data Processing for Neutron Flux Distribution in Reactor Core
反应堆中子通量分布测量及数据处理
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Evaluation on the Safety of Power Semiconductor by Fast Neutron Irradiation
电力半导体器件快中子辐照的安全评价
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The design and test of the ion optical system for intense neutron generator
强中子发生器离子光路设计与调试
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Application of solid state track detectors in measurement of neutron spectrum
固体径迹探测器在中子能谱测量中的应用
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Study on on-Line Measurement of Grain Moisture Content by Neutron Gauge
谷物含水率中子法在线测量的可行性研究
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Health observation of the people working in neutron physics laboratory
中子物理实验人员的健康观察
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The Analysis to the Local and Global Components of Neutron Noise in Water Reactor
关于水堆局部噪声和整体噪声的理论分析
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Construction of Environmental Correction Charts for Neutron Logging by Using Numerical Simulation
用数值模拟制作中子测井环境影响校正图版
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Preliminary Research on Measuring Grease in Petroleum Pipeline Using Fast Neutron Transmission Method
快中子透射法测管道油垢的初步研究
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Application of the correlated sampling method in transportation of neutron and photon
相关抽样方法在中子、光子输运中的应用
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Research on Background Neutron of  ̄ ( 226 ) Ra γ Source
~(226)Raγ源本底中子研究