也許再加點活性炭?
估計就是個高壓空氣除塵器,當年物理課第一次演示,對香煙的煙霧很有效
本帖於 2025-11-29 20:50:01 時間, 由普通用戶 chinomango 編輯
也許再加點活性炭?
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