06月&跨多年时滞的英语短句和例句集锦

多年时滞,multiyear lag1)multiyear lag多年时滞1.In order to embody the characteristics of long lagged time of human capital and replacement of holding human capital,a newmultiyear lag human capital input-holding-output model is presented on base of Stone"s demographic I-O model and Leontief d...

2024-06-02