英语语法分析

The facts have testified that team cooperation could make the performance with multiplicator avail.

事实证明以团队合作方式进行生产能使工作绩效具有乘数效用。

Firstly, the paper introduced theory base of the study, explained what is Expo and Expo economy, expatiated on multiplicator effect and coefficient of input-output unit.

本文首先重点介绍了研究的理论基础，阐述了世博会及世博经济的概念，并对乘数效应和投入产出系数做了相应的解释。