| | | | | | | | | | | | | | | | | | | | | | 7000 | 10000 | 5000 7000 | | | | | | 20 30 | | 2 | 0.3 | 0.3 0.5 4 5 | 35 40 | | | | | | | | | | | ` | | | | | | | | | | | | | | | | |