This dissertation analyzes the characteristics of single stage LC filter, two-stage LC filter, and resonance filter respectively.
本论文分析了单级LC滤波器、两级LC滤波器和谐振滤波器三种滤波器的特点。
2
Considering the high turbidity of the Yangtze River water, two-stage high efficient reaction and sedimentation tanks, and sand filter with air-water backwashing are employed.
针对长江原水浊度较高的特点,采用了两级高效反应沉淀池、均质石英砂滤料气水反冲洗滤池处理工艺。
3
Filter A neutralises and removes surfactants from tanks 2 and 4 through a twostage carbon filter.