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1·Conical degree spiral packing has unique structure, and has completely different hydromechanical characteristics with the conventional packing.

锥度螺旋填料独特的结构，使其具有与常规填料完全不同的流体力学特性。

2·The comparison of performance among regular packing, conventional packing and tray is given. Energy consumption is calculated. Application examples are listed.

文章对规整填料、散堆填料和塔板性能进行了比较，计算了塔设备的能耗，并列举了精馏塔的应用实例。

3·Packed flotation machine is a self-created one which is made by packing corrugated plates into conventional flotation machine by the author under the enlightenment of packed flotation column.

充填式浮选机是在充填式浮选柱的启发下自创的一种浮选机，是在普通浮选机内填充波纹板而成。