“delayed fission neutron logging”的概念、定义、翻译、参考文献-科学参考

单词	delayed fission neutron logging
释义	delayed fission neutron logging Encyclopedia 理学铀矿放射性测井释 delayed fission neutron logging缓发裂变中子测井利用中子源向钻孔周围的地层发射快中子，快中子被地层慢化后形成热中子群，热中子引发地层235U发生裂变反应，探测裂变产物经过放射性衰变发射出来的裂变中子的方法。是在井孔中开展的中子测量方法。
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