The article introduces the main technical characteristics and the application fields of clean coal technology, and it also presents the research progress on clean coal technology in many countries.

文章介绍了各项洁净煤技术的主要技术特征和应用领域，以及世界各国目前在洁净煤技术方面的研究进展。

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The working principles and the main technical characteristics of quick-operating pressure filter are introduced.

介绍了快开式压滤机工作原理和主要技术特点及其在杏花矿选煤厂的应用效果。

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In this paper, the construction, work Principle, basic design and main technical characteristics of the tower Pulverizing-leaching mill were discussed.

本文论述了塔式磨浸机的构造、工作原理、基本设计过程及主要技术特点。

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