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minimum variance
 minimum variance
math. 最小方差
| partition
 partition
bridg.constr. 隔墙
math. 整分
met. 划分; 分割; 整数分剖; 间壁
pack. 隔板
space 分区
| average
 average
math. 算术平均

to phrases
minimum variance
math. 最小方差
stat. 最小*1/2差
minimum variance partition-average
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