| 31 | | | | | 8 31 | 9 1 6 ℃ | 9 1 | 17 ℃ 21 ℃ | 6 ℃ ~ 10 ℃ | 8 31 9 1 | 6 ( 7 ) | 5 | | | 1. | | | | 2. | | | 3. | | | | 4. | | | |