In the air stream drier, due to material in the dryer to drying of short residence time, the quality of the finished product to get the best control.

在气流干燥机中，由于物料在干燥器内停留时间短，使干燥成品的品质得到最佳的控制。

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This is achieved using fly ash and slag drier dryer.

这就要用到粉煤灰烘干机和矿渣烘干机了。

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