main filter

基本解释

Rice chaff could be used as main filter material in rice belt.
因此，稻谷壳可作为水稻产区的主要滤料。
In algorithm 2, an auxiliary filter is used to detect EPC and DT and able to quicken the convergence of main filter at the same time.
算法2借助一个辅助滤波器来完成EPC和DT 的检测，同时能加快主滤波器的收敛。
Applications: Main filter for commercial & industrial ventilation system, with steady performance. Cleanroom MAU system Automotive industry, Hotel and office building.
主要应用：商用及工业用通风空调系统的主过滤器，性能稳定。洁净室新风系统、汽车工业、酒店和办公楼。

The main event was cleaning the filter.
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