主: host主分量, 主成分: principal component主分量变换: principal component transformation主分量分析: principal component analysis主分量模型: principal component model两段主分量法: two-stage principal component method现代主分量法: modern principal components典范主分量分析: cpca canonical principal component analysis陆地卫星主分量图象: landsat principal component image陆地卫星等注记主分量图象: landsat coregistered principal component image分量: 分量weight 给足分量 give full measure; 分量给得不足 give short measure; 他这话说得很有分量。 what he said should not be taken lightly.; what he has said carries a lot of weight. 这本书的分量可不轻。 this book is quite heavy. 我相信她的话在校长面前有一些分量, 她有可能说服他。 i believe she has some influence with the headmaster -- she might persuade him.主分割: major division主分力: main cutting force主分脉: principal sector主分派: splitters主分区: dos; primary partion; primary partition主分散: primary dispersion主分酸: body acid主分子: host molecules施主分子: donor molecule受主分布: acceptor distribution受主分子: acceptor molecule宿主分子库: library of host molecules有色主分: colored stock; coloured stock主分布函数: principal distribution function