9 5 | | | 4~8℃ | | | | | | | —— 0℃ | | 7 | | | | 4 ~6 | 4~8℃ | | | | 0℃ | | 4 | 7 | | | —— 10 | ℃ | | 5 | 22 ℃ | 8 | | | 5 | | | | | | |