| | : | | | | | | | 2019 3 8 | | | | | | | | ︹2018︺ 27 | + | | | ︹2018︺ 45 | | | | ︹2018︺ 23 | | | | | | | | | | | | | | | | | | | | | | | | | | | | IT | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2019 3 | | | | | | | 2019 4 | | | | 2019 | | | | | | | 2019 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |