0-1离散变量数学规划
mathematical programming about 0-1 discrete variables
变量变换级数展开法
variable transformed series expansion method
多变量数据分析
multivariate analysis
Multivariate data analysis
多参数变量
multiple parameter variables
多位点可变数量串联重复序列分析
Multiple loci variable number tandem repeats analysis
分段常数变量
piecewise constant arguments
Periodic
耕地数量变化
influencing factors
arable-land decrease
Cultivated land quantity changes
Reduction of cultivated land
variation of cultivated land quantity
Cultivated land change
quantitative change of cultivated land