The core equipment of the system: fecal solid-liquid separator, the machine is national patent product.

其中该系统核心设备：粪便固液分离机，该机为国家专利产品。

youdao

The core equipment of the system: fecal solid-liquid separator, the machine is national patent product.

其中该系统核心设备：粪便固液分离机，该机为国家专利产品。

youdao