chief component analysis的用法和樣例：
例句
- By using principal component analysis, turfs insect communities can be divided into three types.
經(jīng)主成分分析，草坪昆蟲(chóng)群落可以分為三個(gè)類(lèi)型。 - The main factors with the most influence were urease and uratease activities by The Principal Component Analysis of soil enzymes.
對土壤酶活性進(jìn)行主成分分析，發(fā)現起主要作用的是土壤脲酶和尿酸酶。
