^pof;
Metallurgical;
and;
Energy;
Engineering,;
Kunming;
University;
of;
Science;
and;
Technology,Kunming;
650093,;
China;
^pLaboratory;
of;
Unconventional;
Metallurgy,;
Ministry;
of;
Education,;
Kunming;
University;
of;
Scienceand;
Technology,;
Kunming;
650093,;
China;
^pNuclear;
Industry;
Factory,;
China;
National;
Nuclear;
Corporation,;
Hengyang;
421002,;
ChinaMamlscript;
received;
2~~;
May;
2010;
in;
revised;
form;
17;
October;
2010;
改进的BP神经网络; 神经网络预测模型; 微波煅烧; 重铀酸铵; 增量; Marquardt算法; 非线性系统; 优化理论;