| | | ︹ 2021 ︺ 5 | | | | | 2017 11 | | | | | | | | | | 2019 | | | 1853 | 1783 70 | | | | | | | | | | | | | | 2021 8 15 | 86 | | | | 2021 8 18 | | | | | | | | | 2018 2020 | | 2018 2020 | 8 | | ︹ 2019 ︺ 7 | 2021 | | 2021 | | | 2021 2 | | | | | | | | | | | | 2018 2020 | 2020 | 32% | 2021 | | | 10 1334 | 2021 | | | 55% | | | | | GB19379 | 2012 | GB7959 | | | | | | | | | | | | | | | ① | | | ② | ③ | | | | | | | | | | | | | | | | 3000 | | | | | | | | | ① | | | | | | | 100 | ② | | | | | |