The importance of flotation cell level control in concentrator process is analysed, and the cell level detection and control method are related.
分析了浮选槽液位控制在选矿厂浮选生产过程中的重要性，叙述了浮选槽的液位检测方法及其控制实现的途径。
2
Good results were achieved in experiments, and the photovoltaic power generation efficiency was greatly increased with concentrator photovoltaic cell. So it has a high practical value.
本设计实验效果良好，配合菲涅尔聚光电池使光伏发电效率大大提高，具有较高的实用价值。
3
As the power efficiency of traditional silicon-based solar cell is low and also it costs high, concentrator photovoltaic systems with high conversion efficiency will become the main direction.