증폭,amplification Copy: 증폭,amplification has comma Hide Show Revision History Ver.DateChangesEditorCompare View 1.32023-11-02 08:45:51 +1-1user6 view source 1.22023-11-02 08:44:49 +2-0user6 view source diff 1.12023-11-02 08:43:19user6 view source diff {CREATE}