| | 711 | | | | 〔 2021〕30 | 2022 | | | http //jtyst.nmg.gov.cn/ | | | 0471 - 6960316 | | 2022 | | | | | | | 5.19 | 2022 | | | | | 229 | 15 | 15 | | 4 | 28 | | 45 | | 31 23 | | 72 140 40 | | 3 16 2 | | | 2022 | 14 28% | | | | 2021 | | 35 1 | | | | | | | | IPv6 | | | | | | | | | | | + | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2022 | | | | | | | | | | | | | | | | | 2023 1 30 | | | 2022 | | |