Index of /~xc_bulletin/uploads/news/teacher/154518/2021/file/

../
1624602296498f0.doc                                11-Sep-2022 14:58              152064
1624602296498f1.pdf                                11-Sep-2022 14:58              351422
1626318535364f0.doc                                11-Sep-2022 14:58              161280
1626318535364f1.pdf                                11-Sep-2022 14:58              366234