Treatments of special problems for the opencut mine are suggested, such as drying up of the aquifer, boundary movement and prediction of residual head.
模型针对露天矿特有的问题如含水层疏干、边界移动以及剩余水头预测提出了相应的处理方法。
Using zinc oxide mine as a raw material, activated zinc oxide can be produced by ammonia leaching, getting rid of impurity, depositing zinc, drying and calcining.
以锌焙砂为原料，经氨浸，除杂，沉锌，干燥，煅烧等工序制取了活性氧化锌。
The products are widely applied in: coal mine, hospital, hotel, school, pharmaceuticals, water factory, steel mills, etc. Various kinds of uniform drying.
该产品广泛适用于：煤矿、医院、宾馆、学校、制药、水洗工厂、钢厂等各种工作服的烘干。
The products are widely applied in: coal mine, hospital, hotel, school, pharmaceuticals, water factory, steel mills, etc. Various kinds of uniform drying.
该产品广泛适用于：煤矿、医院、宾馆、学校、制药、水洗工厂、钢厂等各种工作服的烘干。
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