“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。
随便看	engineering change management engineering claim engineering classification of soil Engineering Community engineering computing engineering-construction-induced karst collapse engineering construction standards engineering contract engineering control measures engineering control network engineering coordinate system engineering cost engineering cost audit Engineering Cybernetics engineering cybernetics engineering data management engineering decision auditing engineering deformation mornitorin engineering design agency engineering design audit engineering design for urban rail transit engineering detection instrument engineering digital survey management system engineering digital survey technology engineering document management

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