０　引　言双鸭山矿务局七星选煤厂是由原苏联哈尔科夫设计院设计的重介现代化选煤厂，自投产几年来，经过生产过程中不断调整和完善，使重介分选水平有了较大幅度的提高。本着总结经验，以利于更充分地发挥这些先进设备的效能的目的，就该厂１９９６年６月份的综合资料对... 0 Introduction Shuangyashan Mining Bureau Qixing Coal Preparation Plant is designed by the former Soviet Union Kharkov Design Dense Medium modern coal preparation plant, put into production several years ago, after continuous adjustment and improvement in the production process, so that the level of medium separation have A more substantial increase. In the summary of experience, in order to facilitate the fuller use of these advanced equipment to achieve the purpose, on the plant in June 1996 comprehensive information on ...