So, the filtering core structure for this device is reasonable.
由此可见，该装置滤芯结构设计合理。
The device has large filtering area, simple structure, and significant energy saving effect.
本装置过滤面积大，结构简单，节能显著。
The device has large filtering area, simple structure, and significant energy saving effect.
本装置过滤面积大，结构简单，节能显著。
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