介绍了自吸气式离心浮选机的结构及工作原理，并进行了半工业性试验。
The structure and working principles of the self-inspiring type centrifugal flotation machines were presented, and a half-industrial test was carried out.
该文以热天平和半工业性热态试验系统对高钙煤灰增湿脱硫过程进行了研究。
The experiments on humidification desulfurization by high calcium coal ash were carried out at a thermo balance and a semi industrial test ring.
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