1·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。
2·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。