积分中子计数器 integrating neutron counter
快中子计数管 fast neutron counter tube
平板型中子计数器 neutron slab counter
缓发中子计数 delayed neutron counting
热中子计数器 thermo-neutron counter
感生中子计数 induced neutron counting
中子裂变计数器 neutron fission counter ; neutron fi ion counter
中子闪烁计数器 neutron scintillation counter ; neutron scintillator ; neutron scintillation counter,neutron scintillation counter
中子符合计数器 neutron coincidence counter ; neutron coincidence counter,neutron coincidence counter
中子符合计数法 neutron coincidence counting method
球腔内超热与热中子计数比小于10%，计数率依赖于热中子探测器所在位置。
Inside the sphere cavity, the ratio of ultra thermal neutron counting rate to thermal one is less than 10%, but the counting rates slightly depend on the position of thermal neutron detector.
测量了角响应、径向微分响应、能量响应及球腔内中子计数率分布，并估算了有效中心。
The angular response, the radial differential response, the energy response and the distribution of neutron counting rate inside sphere cavity are measured, and the effective centre is estimated.
文章介绍了用缓发中子计数法测铀时遇到的一些影响测量结果准确度的因素和采用的解决办法。
Some factors affecting the accuracy of uranium content determined by delayed neutron counting and methods to solve the problems are reported.
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