读锋面系统示意图,回答有关问题。 |
(1)判断图中甲、乙锋面的性质: 甲为_________(冷、暖) 锋,乙为_________(冷、暖)锋 (2)说明图中A、B两点的昼夜温差大小并分析原因。 _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ |