속도,각속도,파장,진동수,주기의 관계 Copy: 속도,각속도,파장,진동수,주기의 관계 has comma Hide Show Revision History Ver.DateChangesEditorCompare View 1.22023-09-08 07:27:01 +2-0user1 view source 1.12018-11-11 16:18:21121.128.226.◊◊◊ view source diff {CREATE}