5 21 | 2020 | | | | | | | | | | | | | | | | | | | | | 2017 | | 2018 | | | | | | | | | | | | 4 | | 144 124 | | 68 35 | | 3673 2458 99% | 97% | | 2019 | | | | 1. 2. | 3. | | 4. | 5. | | | | | | | | | | | | 2015 | | 2018 8 | 2019 9 | 12 | 8 | | | | 2800 2928 | 10 | | | 3 31 | 4 3 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 8 | | | | 2928 | 2420 82. | 6% 692 146 | 882 | 4 4 | 165 10 | | 2018 | 8 | 4 8 8 | 2018 | | 2018 | 8 634 512 | | 5970 5833 | 39 | 145 | | | | | | | | | | | | | | | | | | | | | | | | | | | 10000 1000 | | | | | | | | | | | | | | | | | | | | | | 1294 | | | | | | | | | 1294 1235 | 95.4% | | | | | | | | | | | | 274 | | | | | | | GB3838 2002 28 | | GB/T14848 2017 39 | | | | | | | | | | | |