主动脉动气流分选是一种新的干法分选方法，尤其适合于电子废弃物的处理与资源化利用过程。
The active pulsing air separation is a new method for dry material classification, which is specially suitable for electronic scraps disposal and re-utilization.
本文在分析气固流化床特性的基础上，对流化床干法分选理论进行了深入研究，揭示了空气重介质流化床的分选机理。
The paper introduces the theory of coal dry seperation and the mechanism of fluidized bed using gas as heavy medium.
复合式干法选煤突破了传统风力选煤的模式，在入选机理、分选效果、用风量及除尘工艺等方面与传统风力选煤均不同。
The compound dry process for coal cleaning of differs from conventional one in separation mechanism, efficiency, quantity of air required, and dust collection system.
复合式干法选煤突破了传统风力选煤的模式，在入选机理、分选效果、用风量及除尘工艺等方面与传统风力选煤均不同。
The compound dry process for coal cleaning of differs from conventional one in separation mechanism, efficiency, quantity of air required, and dust collection system.
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