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 pure copper zinc alloy layer arranged on the upper reach side of the active carbon layer.
该第一滤芯还包括设于活性炭层上游侧的高纯 铜锌合金层。
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