| | | | | | 2022 | 10 | | 2021 9 | 1 23 | | | | | | | | 2022 2 14 | | | | | | | | | 2016 55 | | JT/T 796 GB/T | 35658 | | | | | | | | | | | | | | | | | | | | | | | | | 3000 8000 1000 | 3000 | | | | | | | | | | | 200 800 | | | | | | | 500 2000 | | | | | | | | | | | | 2014 1 28 | | 2016 4 20 | | | | 2022 2 14 | | | | | | | | | | | | | | | | | | | 12 | | | | | | | | | | | | | | | GB/T 35658 | | JT/T | 808 | | JT/T 809 | | | | | JT/T 794 | | JT/T | 808 | | GB 7258 | GB/T 19056 | | 50 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 50 | | | | 100 1 | 2 | | | | | | 50 | | | | | | | | | | | | | | | | | | | | | | | | | | 24 | 8 | 4 | 2 | 20 | | 80% | | | | | | | | | | | | | | 6 | | 3 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 1000 3000 | | | | | | | | 90% | | | | | | | | | | 200 | 800 | | | | | | 500 2000 | | | | | | | | | | | | | | | | 2015 12 31 | | | | | 2014 7 1 | | | | | |