major adj.较多的;主要的;严重的;(音乐)大调的n.成年人;主修(科目);陆军少校;举足轻重者v.主修
双语例句
By using principal component analysis, turfs insect communities can be divided into three types. 经主成分分析,草坪昆虫群落可以分为三个类型。
Thirdly, taking southern California theme parks cluster as a case, we calculate their niche by principle components analysis utilizing the model. 以美国南加利福尼亚州主题公园群落为研究对象,依据主题公园生态位模型,利用主成分分析法进行生态位测度。