非正常正火组织
Microstructure of abnormal normalizing
abnormal normalized structure
非正常正交阵
improper orthogonal matrix
三个正解
triple positive solutions
正常个体中染色体倒位
Chromosome inversion in normal individual
正常冷却启动程序
normal cold startup procedure
正常正交分解
Proper orthogonal decomposition
Pod
最佳第三正常形式
optimal third normal form
异常冷月
extremely severe cold months
最冷月平均气温
The lowest average monthly temperature
过期三个月以上
had expired by more than three months