Then the social circular economy system will be established on the base of these four levels.

从而更完善地在这四个层面上形成一体化的循环经济社会体系。

youdao

Then the social circular economy system will be established on the base of these four levels.

从而更完善地在这四个层面上形成一体化的循环经济社会体系。

youdao