The tests of extraction aluminium from alum stone with alkali fusion method were carried out.

对用碱熔法从明矾石中提取铝进行了实验。

youdao

By using coal fly ash as main material, the alkali fusion-hydrothermal synthesis method was adopted to prepare zeolite-A and apply it to tannery wastewater treatment in this paper.

本文中，以粉煤灰为原料，采用碱熔融-水热合成法制备a型沸石，并将其用于制革废水批处理振荡试验。

youdao