Analyzed the application of hydrodynamics at the fields of removing of dust in excavate machine, hydraulic system, fanner machine, concentrator machine, especially the use in new concentrator machine.

分析了流体力学在采掘机械中灭尘及液压系统、通风机械、选矿机械，尤其是在新型选矿机械中的应用。

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This paper describes the principle of an opposite - rotation dust collector in combination with spray and its application in the mine's concentrator.

介绍了喷雾双向旋流除尘器的原理及在矿山选厂除尘中的应用。

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