1. 1 | 1 | | | 2. 2 A 2 A | 1 | | | | 2 A | | | | | | 3. | | | α 1 | 1 | 2 | A 2 | A | | 4. | | | | 5. | 65 °C 2 A | 65 °C | | 6. | | 1 1 | | | 7. | | | | | | | | | | | | | | | |