Open the door of room of filter, and fill it with filtration medium (active carbon or maize core etc). Close the door tightly and examine airproof of the door.
打开净化器过滤室门，将活性炭或玉米芯等过滤介质添满过滤室，关严门子，检查门子的气密性。
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。
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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