| | | | | | | | | | | | | | | | | | | 2025 1 20 | | | | | | | | | | | | | | | | | | | | | | | | | | | 2020 | | 2025 | | | | | | | | GB/T 30600︱2022 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 10000 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | D | | | | | | | | | | | | | | | | | | | | | | | | | | 30 | | | | | | | | | | | 10% | | | | | | | | | | | | | | | | | D | | 10 | | | | | | | | D | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | D | | | | | | | | | | | | | | 2025 2 1 | | | | 2022 4 | | | | | | | | | | | | | | | | 2024 | 21 | | | 2023 860 | | 2019 4 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | D | | | | | | | | | | | | | | | | 10% | | | | | | | | 8 30 | | | | | 30 | | 1 | | | | | | | | | | | | | | | | | 9 | | | | | | | 5 | | | | | | | | 9 | | | | | | | | | 11 | | | | | | | | | | 100 | A | B C D | | X | A 90 ≤ X ≤100 | B 70 ≤ X ≤ 90 | C 60 ≤ X ≤ 70 | D X< 60 | | | | 21 2 3 | 4 5 | | | 3 | | | D | | | | | | | | | | | | | | | | | | | | | D | | 2 | D | | | A B C | | 1 | D | | 3 | D | | | | | | | | A | | | | | | B | | | 70% | | | C | | | | | | | | | | D | | | | | | | | | | | A | | | | | | | | | C D | | | | D | | | | | | | | | | | | | | | | | | | | | | | | D | | | | | 1. | | D | 4 | 2. | 3. | | 4. | 5 | | | | | | | 7 | | | | | | | | | 7 | | | | | D | | | D C | C | | | | | | | | | | | | | | 2025 2 1 | | | | 202 1 | | 1 | | | 2 | | | 3 | | 4 | D | | 5 | |