The low grade of Cu Ni complex ore from Jinchuan (Gansu Provence, China) is one of oxidized and sulfidized ore with high level of basic gangue.

我国现有储量巨大的高碱性脉石型低品位氧化锌矿，用传统的炼锌方法无法处理。

youdao

Using coal gangue and fly ash of Fuxin based on its basic properties checked, and using man-made graduation breaking coal gangue as aggregate, fly ash as filling.

在对阜新煤矸石、粉煤灰进行基本性质检测的基础上，将煤矸石破碎人工级配作集料、粉煤灰作填料。

youdao