The aim of said invention is to increase the reliability of said transferring, mixing and delivering device.

本发明的目的是增加所述传送、混合和配给装置的可靠性。

youdao

The aim of said invention is to increase the reliability of said transferring, mixing and delivering device.

本发明的目的是增加所述传送、混合和配给装置的可靠性。

youdao