argilla

1.For the purpose of the development and utilization of the argilla re sources in Huaibei, the activation of coal-argilla taken from Zhuzhuang coal mi ne was studied as representative sample.

为开发利用淮北矿区岭土资源,以该区朱庄煤矿煤系岭土为代表样品进行岭土的活化研究。