多项选择题
A.迁站前后的观测记录有明显的不连续现象 B.迁站前后的地形差异很大 C.迁站前后的观测记录有缺测 D.迁站前后的水平距离超过50km E.迁站前后的拔海高度差在100.0m或以上
A.National Reference Climatological Surface Station B.National Reference Climatological Station C.National Basic Meteorological Observing Station D.National Basic Meteorological observe Station E.National Ordinary Meteorological Observing Station
A.枯(黄)草 B.干燥 C.潮湿