참가신청 : http://www.koreawaterforum.org/board/board_bagic/board_detail.asp?act=view&bd_num=00000001082023000005&scrID=0000000108&pageNum=2&subNum=4
참가신청 : http://www.koreawaterforum.org/board/board_bagic/board_detail.asp?act=view&bd_num=00000001082023000005&scrID=0000000108&pageNum=2&subNum=4