| | 5 G | | 2021 67 | | | | 1 . 3 | 14 + | | 2 . 6 | | 5 | 5 | 7 | 7 | | 7 + | | 2022 3 21- 25 | | | | 0471 - 2857035 | | | + | | | | | 2022 3 21 | | | + | . docx | | |