To proceed from reality, early warning index in supply chain relation has been obtained combing with SPA, which could prevent the loss of information effectively;

从实际出发，结合SPA得到了供应链关系预警指数，有效防止信息丢失；

youdao

To proceed from reality, early warning index in supply chain relation has been obtained combing with SPA, which could prevent the loss of information effectively;

从实际出发，结合SPA得到了供应链关系预警指数，有效防止信息丢失；

youdao