该第一滤芯还包括设于活性炭层下游侧的高效远红外活化球层。
The first filter core also includes a high efficiency far infrared activated ball layer arranged on the lower reach side of the active carbon layer.
该第一滤芯还包括设于活性炭层下游侧的高效远红外活化球层。
The first filter core also includes a high efficiency far infrared activated ball layer arranged on the lower reach side of the active carbon layer.
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