利用核电站反应堆中子动力学系统的单位阶跃响应数据，得到了该系统的非参数模型。
In this paper, a kind of non-parameter model is constructed with the unit step response of the nuclear reactor neutron dynamic system.
计算结果表明，叠层探测器的响应和能量分辨率与中子能量、聚乙烯以及铅衰减层厚度有关。
The calculated results show that both energy response and resolution of the detector are related to neutron energy and the thicknesses of both polyethylene and Pb.
含氢指数是中子孔隙度测井响应的主要参数。
It is a key factor in the response of a neutron porosity log.
采用大面积的平面工艺硅pin探测器，并结合聚乙烯片，研制了快响应的脉冲中子探测器。
Adopting large area Si-PIN detector and adding the polyethylene film, a fast response pulsed neutron detector is manufactured.
计算结果表明：1叠层探测器能量响应与中子能量、聚乙烯和铅的厚度有关。
The results show the followings: 1 the energy response of the detector combination is related to the neutron energy, and the thickness of the polyethylene and Pb.
利用脉冲中子源研究了探测器对DT中子的响应，并与闪烁探测器进行了比较。
The neutron response was studied using the DT neutron sources and compared with the scintillator detector.
二连油田某地区有一套沉凝灰岩储层，该储层具有与正常的沉积岩、火山碎屑岩不同的测井响应特征，即高中子、低密度、声波时差无反应。
There is a layer of tuffite reservoir in Erlian oilfield. The log responses of this tuffite reservoir are different from those of normal sedimentary rock and pyroclastic rock.
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.
六角形节块内的中子通量密度分布采用高次多项式近似表示，最后导出通量矩方程及偏流的响应矩阵方程。应用粗网再平衡和渐近源外推方法加速收敛。
The nodal equations and response matrix equations are derived using higher order polynomial approximations to the spatial dependence of the flux within the hexagonal-z node.
六角形节块内的中子通量密度分布采用高次多项式近似表示，最后导出通量矩方程及偏流的响应矩阵方程。应用粗网再平衡和渐近源外推方法加速收敛。
The nodal equations and response matrix equations are derived using higher order polynomial approximations to the spatial dependence of the flux within the hexagonal-z node.
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