polychromasia

The paper emphasizes particularly on proving that multi-chromosomes parallel genetic algorithm adopted in solving the optimization of multi-targets test paper ge.

采用多染色体并行遗传算法解决多目标试题组卷优化问题,就是按照不同的题型划分为多个染色体种群,然后根据每种题型的目标要求,并行进行遗传算法操作,将优化结果拟合成最终试卷。

The micronucleus freqyuency in bone marrow polychromatic erythrocytes(PCE)at different sampling time18,24,48h after treatment was evaluated.

背景与目的:观察NIH小鼠在给予不同剂量环磷酰胺(Cyclophosphamide,CP)后不同取样时间点的骨髓嗜多染红细胞(Polychromatic erythrocytes,PCE)微核率的变化。