中子寿命是指热中子密度降至一半所用的时间。
Neutron lifetime is the time in which the thermal neutron density falls to half.
文章提出用氙中毒法测量微堆堆芯热中子绝对通量密度。
A xenon poison method is proposed for measurement of thermal neutron flux density.
根据热中子测井、超热中子测井和密度测井，可以形成三种不同的核测井组合。
Three different nuclear logging combinations can be formed according to thermal neutron logging, epithermal neutron logging and density logging.
计算了热中子辐照和高能中子辐照单晶硅后的深能级密度、费米能级和其他有关重要参数。
Some important parameters of the silicon irradiated with high energy and thermal neutron are calculated respectively.
计算了热中子辐照和高能中子辐照单晶硅后的深能级密度、费米能级和其他有关重要参数。
Some important parameters of the silicon irradiated with high energy and thermal neutron are calculated respectively.
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