同义词
1)weight unit,单位权2)unit weight,单位权3)Unit right,单位权化4)Proportion of the unit weight,单位权比5)holding of a unit,单位权益6)variance of unit weight,单位权方差7)the expert with a unit power,单位权专家8)unit weight variance,单位权中误差9)Unit weight estimation variance,单位权估计方差10)unit power variance factor,单位权方差因子