文章用多元统计分析的基本方法对大量的现场资料进行了统计分析，得出了不同原油粘度下api抽油机的模型示功图。

This paper presents statistical analysis on data in site by using multi-variate statistical analysis method and obtains model dynamometer card of API pumping units on different crude oil viscosities.

youdao

文章用多元统计分析的基本方法对大量的现场资料进行了统计分析，得出了不同原油粘度下api抽油机的模型示功图。

This paper presents statistical analysis on data in site by using multi-variate statistical analysis method and obtains model dynamometer card of API pumping units on different crude oil viscosities.

youdao